Announcer from nbc news World Headquarters in new york, this is nbc nightly news with kate snow. Good evening. Its been one week to the day since the nations deadliest mass shooting in orlando, and today isis released a propaganda video praising omar mateen and featuring people labeled as isis fighters from various countries speaking in their native languages. As the investigation continues, the fbi will soon release details of what the shooter said to authorities during the attack. Tonight, thousands are gathering for the largest vigil yet. Our Gabe Gutierrez remains in orlando. Gabe . Reporter kate, good evening. The crowd is still streaming in as the fbi digs deeper into the gunmans motive. The propaganda video praises omar mateen but does not indicate he had any prior contact with isis. In orlando today that is so awesome. Reporter strength is an art. This represents each one that passed away. Father we pray for your protection. Reporter one week after the deadliest shooting in u. S. History and at sunday services, answers are still elusive. Lift up those dads of those victims for today will be incredibly heartbroken. Reporter also seeking to capitalize on the massacre, isis released a propaganda video has it has done following past shootings. The video shows a man speaking english claiming to be an american. But investigators are still trying to pinpoint the orlando gunmans exact motive. A senior Law Enforcement official tells nbc news that so far they have found no manifesto or anything resembling a suicide note. There is some indication on omar mateens Electronic Devices and internet history that he may have used dating websites though they are not found dating apps on his cell phone. Where we are in this investigation is talking to everyone who had any kind of contact with this killer. Reporter on meet the press, Loretta Lynch announced that a partial transcript will be released tomorrow. But she would not say whether mateens wife might face charges. Its too early to say right now. Please join us for a moment of silence. Reporter here in orlando from a packed soccer match to a crowded tattoo parlor. To remember, always remember and never forget why we are here. Reporter the focus is not on the killer but on those healing. I never i cant describe that. Reporter parents like this man who, on this fathers day, is enduring his sons funeral. I prefer to die first, you know . I prefer to give my life for his life. Reporter oscar aracenamontero was just 26. Authorities are preparing for more than 20,000 people at this vigil tonight. The attorney general says she plans to visit orlando on tuesday to meet with investigators. Kate . Gabe gutierrez in orlando, gabe, thank you. New political fallout from the orlando massacre. Donald trump suggested today that the country should start thinking about profiling muslims in response to terrorism as the debate over guns heats up in congress. Kristen welker is covering it all for us. She has our report. Reporter the politics of terror heating up one week after the orlando attacks with donald trump today calling for profiling muslims already in the country. You know, i hate the concept of profiling. But we have to start using common sense and we have to use our heads. We really have to look at profiling. Reporter Hillary Clinton is off the trail today but has excoriated trump because of his comments about muslims. This approach is not just wrong, its dangerous. Reporter the candidates sparring on the terror debate, gun control. Weapons of war have no place in our streets. [ applause ] you put me in there, we are going to save that second amendment. Were going to save your guns. Reporter after a marathon by Senate Democrats on capitol hill this week, the senate is now poised to vote on four different gun control bills on monday. Including a measure that would prevent those on the terror watch list who are barred from flying from getting guns. Surprisingly, trump has broken with many in his party to support the socalled no fly, no buy legislation. We have to make sure that people that are terrorists or have even an inclination toward terrorism cannot buy weapons, guns. Reporter and today, Top Republicans signal they may also be open to compromise. I agree that somehow, some way we should be able to make this work. Reporter the powerful National Rifle association, which has endorsed trump again today insisted the answer to stopping terrorism is not new laws. What were doing with this debate on the hill right now, its like they are trying to stop a Freight Train with a piece of kleenex. Reporter and congress has been here before. In the wake of the sandy hook and San Bernardino shootings, similar measures went down in defeat. This time, that could change. If we have another attack, this keeps this issue of terrorism and guns at the top of the list. Reporter a familiar showdown with the 2016 race looming. Kristen welker, nbc news, washington. In the west tonight, intense heat is complicating the battle against a series of wildfires that have burned up tens and thousands of acres and threatened much more destruction. Steve patterson reports from the front lines in california. Reporter today, the blistering heat just as dangerous as the flames. Its going to be hot today, so its going to be tough out there. Reporter crews near Santa Barbara battling the sherpa fire urgently trying to contain the threat before nightfall brings those possible sun downer winds, now in the haze of near tripledigit heat. Is the heat really the biggest danger for today . The heat is the biggest danger for the crews and also the biggest danger for the fire because it makes the fuels really burn. Reporter 2,000 firefighters and some in nearly 80 pounds of gear. This is the hardest work ive ever done. Its backbreaking. Wears your body down. Reporter winds have been favorable allowing to keep the fire around 8,000 acres but the heat can be stifling. For kathy brown, life is on hold. She had to evacuate more than 50 horses from her ranch thats been in the family for 77 years. Firefighters stopped the flames just a few feet from her home. Its just so scary and just seeing the red flames of the smoke and the ash coming down and knowing that you have no control over it. Reporter in arizona, record temperatures and low humidity feeding a cedar fire that started on tuesday and is 40 contained. In new mexico, two dozen homes destroyed. The doghead fire that has torched 17,000 acres is less than 10 contained. This fire season forever altering lives. The fire is still very active so its a tough loss. It is a tough loss to see not just houses burn but the entire mountain. Reporter the sherpa fire has been 45 contained for now 24 hours but in that time nearly 800 firefighters have been brought in to help in the heat and were already in a red flag warning. Kate . Steve patterson out in california, thank you. And this dangerous heatwave is going to be a problem right into the work week. For more on that, we turn to meteorologist raphael miranda. Raphael . Thats right, kate. Getting into the most dangerous time period for the heat across the west, over 25 million americans under heat alerts. Major cities like los angeles, las vegas and phoenix expecting air temperatures between 100 and 125 degrees. Weve had that High Pressure still in control across the southwest. Its strengthening, in fact. Weve broken records in places like phoenix. Tomorrow well do it again. Look at your monday high temperatures. 123 in palm springs. Those will all be new records. Now, the heat gradually subsides as we head throughout the week in phoenix, back to the one teens and the fire weather danger continues in california. Tomorrow wind gusts of 30 miles per hour. Red flag warnings remain in effect and temperatures up to 100 degrees and cooler by the end of the week. Kate . Raphael, i cant believe youre saying down to the one teens. Its incredible. A new verdict involving the rape of a woman at Vanderbilt University in tennessee. Experts say the verdict sends a broader message about preventing campus violence. Morgan radford has the details tonight. Reporter three years after the rape of a student at Vanderbilt University we the jury find the defendant reporter one of her attackers, Brandon Vandenburg has been convicted of her assault. It took the jury four hours to find him guilty of aggravated rape, Sexual Battery and unlawful photography. He faces a sentence of 15 to 25 years. What happened to this victim is horrifying no matter how many times you say it or see it. Reporter it happened in 2013 when prosecutors say vandenberg enlisted the help of three of his football teammates to carry a drunk woman back to his dorm. Prosecutors say he didnt physically rape her but he took photos and encouraged the men who did. This verdict sends a very large message to the College Community that even if you dont commit the rape but youre in that room watching and participating and egging other people on, you could be guilty of a crime as well. Reporter vanderbilt releasing a statement after saturdays verdict saying it will work to combat the threat of Sexual Violence on our campus. This strikes the heart of a heated debate at colleges and university across the country about how sexual assaults are handled and assailants are punished. Less than three weeks ago, a california judge sentenced brock turner to six months in jail for sexually assaulting an unconscious woman behind a dumpster last year. Students, stars, even the Vice President are criticizing the sentence. Now vandenburg awaits his own sentencing next month. I was 19 at the time. His teammate corey was found guilty of rape and Sexual Battery. The remaining two pleaded not guilty and await trial as campuses grapple with how to protect promising futures from being dashed before they even begin. Morgan radford, nbc news, new york. A rape case in japan was the focus of a massive antiamerican protest today by tens and thousands of people. Many wore black to mourn the alleged rape of an American Contractor in okinawa. They called for the end of the presence of u. S. Military bases on the island. A rare and Dangerous Mission is under way to rescue a scientist in antarctica where it is the middle of winter. A member of the Scientific Research team is sick and needs to be evacuated. More tonight from kelly cobiella. Reporter the bottom of the world, the south pole, a place so cold, 57 below zero tonight, jet fuel freezes. Flights in and out are nearly impossible. But tonight, a worker at the National Science foundation is so sick, theyve launched a rare rescue mission, so dangerous its been done only twice in the stations 60year history. In 2001, a weatherproofed twin prop plane flew in to rescue a doctor desperately sick with pan pancreatitis. The wing flaps jammed in the freezing air as they tried to leave. It looked like we were really stuck and after we got the flaperon taken care of, we found that we were stuck to the ice. Reporter two of these specialized planes are now making their way south from canada to colorado, ecuador, chile, where they are now and then a base station on the tip of antarctica. One plane stays behind in case the other gets into trouble, flying another 1500 miles to the south pole. Touching down in high winds on a sheet of ice. The sun set in march and doesnt rise again until august. But for the next six days, the crew will have the light of the moon. All they need now is help from the weather. Kelly cobiella, nbc news, london. All the best luck. When nightly news continues, how a new drug implant could be a new tool in the fight against opioid addiction. Also, gay muslims coming out of the shadows after the orlando massacre. Test. Test. Test mrs. A promising new tool in the fight against this countrys growing addiction to powerful open so i had drugs. The first implant of a drug to help end the abuse. Our jacob rascon has more this week were calling hooked, fighting addiction to pain killers. Spending time with sara wilson, its hard to believe that for five years, this mother of four was hooked on pain killers. I was on ten milligram hydro core doan, 25 to 30 a day. It started with a prescription to relief back pain after a car accident and wound up nearly destroying her family. But today, sara is opioidfree. I dont think i would be alive if it wasnt for medication. My kids wouldnt have a mom. I think my kids would have said goodbye to me. Reporter sara used an oral version of the including before taking part in a Clinical Trial before the now approved implant. The implant is inserted into the arm, releasing a steady dose of medication, making it easier to take consistently, not easy to abuse, and most important for sara, out of reach of her children. Were hoping this is a new opportunity to treat opioid addiction. Reporter better access to drugs like buprenorphine is the latest front in the war in the nations opioid epidemic. They block both the high and the craving. Youre not giving another medication for the addiction. Youre giving the medication to stabilize the person so that they can work their recovery. Reporter thousands of Health Care Providers will be trained to administer the drug which will cost around 5,000 for six months of treatment. New hope for addicts everywhere. Good job this implant is another option and for some people it may be the only option. It may be the only thing that works. Reporter for the wilsons, a lifeline to recovery. Jacob rascon, nbc news, jacksonville, florida. And you can see more of our series this week on nightly news. Ill be there and also on msnbc talking with the u. S. Surgeon general on wednesday about his aggressive new efforts to change the way doctors prescribe opioids. And when we come back, violence breaks out at a gay pride event showing solidarity with orlando. One week after the orlando nightclub killings, pride and solidarity shown today in this country and far beyond. But there was violence at a gay pride rally in istanbul. An overwhelmingly muslim country. Some of the marchers carried banners showing their support for orlando. The Police Used Tear Gas to break up the crowd. Authorities had banned todays march citing what they called security concerns. The words muslim and gay are a contradiction in much of the muslim world but for some, last weeks attack in orlando is turning out to be a pivotal moment. It has led gay muslims in this country to increase their visibility. Ronan farrow has more on that story. Reporter after the mass murder in orlando, one group is stepping out of the shadows. Being muslim, immigrant and being queer. Reporter a new generation of gay, lesbian, bisexual and transgender muslims. I am an american lgbt muslim. Reporter omar is a writer and activist. We are combatting both is islama phobia. And homophobia. Reporter what has caused you to come forward. We react to people saying, oh, islam hates gays and say, wait a minute, we do exist. Reporter hes part of the muslim apply generals for sexual transgender diversity. I saw the news and two of my roads collided, being a transgender man but also being somebody who is very close to my muslim community. I immediately went to facebook and i wrote this post. I said, were here, were queer, were muslim, were both without apology or contradiction. Reporter how hard is it growing up with these two identities . Youre constantly pushed to give one of them up. Reporter the worlds muslims consider homosexuality to be morally wrong according to a 2013 pew survey. And most muslim countries criminalize homosexual activity. In some, its punishable by death. When the koran is read, it has to be read within a broader perspective. Reporter this may be one of the first openly gay imams. Their verse is in there that clearly indicates the diversity of people exist. Reporter after orlando, a number of groups echoed that sentiment. Theres now an openness to lgbt muslims. We were a hidden group. Reporter a watershed moment for a minority within a minority navigating dual identities. Ronan farrow, new york. Up next, Lessons Learned from the spin of a bike wheel. Finally tonight, some teens this summer are getting onthejob experience and learning some life lessons, too, all thanks to one mans love for bicycles. Miguel almaguer has our report. Reporter in the small basement workshop with a dirt floor with every crank of the wrench and spin of the tire comes the sound of a lesson learned. Nice job. It only took us three jobs. Perseverance. Reporter this is the humbled headquarters of operation bicycle. Be very mindful of your head. The sonoma, california, nonprofit on a shoestring budget where handson skills and life lessons are the driving force behind this small workshop. Has it taught you about responsibility at all . Definitely. Reporter the kids who come here, some from lowincome families, learn to fix bicycles that need repair. And in return, with enough hours invested, earn a bike of their own for free. It does feel good to be able to do your passion as your job. It doesnt even feel like a job. Reporter adrian started the program thats helped hundreds of kids in just four years. Where do you see the most sense of pride . Something like this . Best part of the day is when one of these guys can help the other one out and i just sit back and go, oh, yeah. They learned enough to teach each other. Reporter whether its replacing a chain or fixing a flat, what they are really learning here is selfesteem. Curtis mcintyre is 14. I love feeling like i can just work on my bike without having to get all of the help. The work ethic of showing up every day and accomplishing something. Thats what we are all about. Reporter more than just a workshop, operation bicycle is on a mission, empowering the young one lesson, one ride at a time. Miguel almaguer, nbc news, sonoma, california. Now thats a great summer job. That is nbc nightly news for this sunday night, fathers day. Lester holt will be in tomorrow. Im kate snow reporting from new york. Ill see you this week on msnbc. For all of us here at nbc news, happy fathers day and have a great night. Right now at 6 a d we saw him going down a