Good evening. Its great to have you with us here on a wednesday night. We begin with the urgent search outside chicago. At least 100 investigators now moving in, staking out rooftops. The search growing for three suspects. The images of the all out hunt these past 24 hours, helicopters searching by air. Now they fear the suspects might have slipped away. After an officer, a 32year veteran, a father of four was killed in cold blood. His nickname was g. I. Joe. Moments ago, that chilling new clue of the fallen officers final call. Abcs gio benitez outside chicago tonight. Reporter tonight the three suspects in the shooting of Police LieutenantJoe Gliniewicz still at large. New audio obtained by wls appears to capture gliniewiczs last call from this isolated back road. Im out near the cold concrete plant. Reporter it all started just before 8 00 a. M. Tuesday. Lieutenant gliniewicz reported seeing the three suspicious men. Gliniewicz says he is pursuing them on foot into a swamp area and moments later calls for backup. 104, did you need a second unit . Yeah, go ahead and start somebody. Reporter two backup units arrived and about ten minutes later, they find lieutenant gliniewicz on the ground with a gunshot wound. The shooting launching this massive manhunt from the air and from the ground. Canine units and s. W. A. T. Teams. Investigators are now turning to the evidence. In fact, right here at the crime scene you can see them searching for any clues. The lead investigator saying they will turn over every leaf in this desolate swampy area. Tonight the widow of the fallen father of four speaking out for the first time at a vigil for her husband. Joe was my best friend, my world, my hero, the love of my life for the last 26 and a half years. Reporter an Emotional Message as authorities warn residents to be aware of anything. Shot a police officer. I think that speaks for itself. Extremely dangerous. Gio is with us live outside of chicago. Word theyre studying any kind of Surveillance Video they can get their hands on . Reporter thats right, david. They want to see if they could see the men before the crime or after the crime. They have video right now, but were told they havent been able to spot those men anywhere on those recordings. A challenge ahead, david. Gio benitez with us live tonight. Thank you. We also have a Major Development this evening in that case out of san antonio. The man, his hands in the air, but the view partially blocked there by a pole. Two sheriffs deputies opening fire. He would later die. Tonight word of a second video and Authorities Say it could reveal a crucial clue about what really happened. Abcs matt gutman from texas. Reporter in that instant before he was fatally shot friday, was there something in Gilbert Flores left hand. That cell phone video at the heart of this case showing floress hands up but his left hand is blocked by that pole. Tonight a second video is being examined but authorities are not releasing it. We believe that mr. Flores had a knife in his hand. Reporter in that first video seconds after the shooting, the officer on the right seems to kick something away. Was it a knife . The male that called it in assaulted his wife and child. Reporter flores seemingly running amok. Hes trying to get into a patrol vehicle. Hes threatening suicide by cop. Reporter before it all ended. Suspect down at this time. Additional shots fired. Reporter down but not dead. It all could have been so much clearer had the deputies had one of these, a body camera. County officials voted overnight to buy more of these. Meanwhile, the d. A. Is telling us that all charges are on the Table Including murder. David . Matt gutman in texas tonight. Thank you, matt. Were going to turn to baltimore and to the highly charged case of freddie gray who died last april, his spine nearly severed after he was arrested and put into the back of that police van. Six officers charged in his death and tonight a judge refusing to dismiss the charges. Outside the court today dozens of protestors facing off with police. One person was arrested. We turn now to the race for 2016, the war of words tonight between jeb bush and donald trump. Jeb bush taking on trump in the last 24 hours in two languages. Tonight trump saying jeb bush should be speaking english, not spanish. Heres abcs jon karl. Reporter after jeb bush hit donald trump in english and in spanish [ speaking spanish ] reporter trump today slammed bush for speaking spanish, telling the conservative breitbart. Com, hes a nice man, but he should really set the example by speaking english while in the united states. Spaling by the way is the native language of jeb bushs wife columba and more than 37 million other americans. Bushs campaign manager, danny diaz, tweeted, donald trump against spanish, says reagan is not a conservative . Looks like a oneman mission to kill the g. O. P. He tweeted this video using trumps own words against him. Hillary clinton i think is a terrific woman. Im a little biased. Ive known her for years. Reporter in no time, a trump video using jebs own words. We recognize the commitment of someone who has devoted her life to public service. I want to say thank you to both secretary clinton and to president clinton. Jon karl with us live from the white house. Word tonight jeb bushs son now jumping into this back and forth . Reporter thats right. Jeb bush jr. Jumping in via twitter, tweeting, quote, just to state the obvious, cant wait for this summer Reality Tv Show to be over. David . Jon karl with us again. Thanks as always. Former Florida Governor jeb bush on Good Morning America first thing tomorrow morning right here. In the meantime, speculation growing tonight, will vicepresident joe biden jump into the race, challenging Hillary Clinton for the nomination. Many eyes watching the vicepresident today speaking in the key state of florida. Biden and Hillary Clinton for a long time on the same team in the white house. Abcs cecilia vega on the possible clue tonight. Reporter today in this key battle ground, did joe biden drop a hint . People who arent willing to risk failing never succeed. Reporter the vicepresident looking a lot like a candidate during his first road trip since he began quietly exploring a possible 2016 bid. Behind the scenes, biden land is heating up, his supporters hiring staff. One source close to him telling abc news it now seems more likely than not that biden will run. Challenging not just a political ally but a friend. Biden and Hillary Clinton working side by side for years. Just last week the democratic frontrunner, offering nothing but praise. I have a great deal of admiration and affection for him. Reporter will he or wont he . Its a decision that may not come until the end of the month. That source close to biden telling abc news its more likely than not that hell run . Surprising words. One of the things weighing heavily in this decision is the recent death of his son beau in may. Biden telling supporters his heart and his soul has to be in it and he says right now he is pretty banged up. David . Cecilia vega with us. Great to have you. A big victory for president obama tonight. His nuclear deal with iran under fire from republicans threatening to defeat it. Tonight the president s deal is safe thanks to senator Barbara Mikulski of maryland, saying she will now support the deal. Giving the president 34 votes, the magic number, enough to prevent the senate from overriding president obama if he should veto a republican resolution blocking the deal. We turn now to that showdown in kentucky. The county clerk defying the Supreme Court, denying same sex couples marriage licenses. She returned to work today with an armed escort and turning down yet another gay couple. We know some of those couples documenting their encounters with the woman who insists she is following gods authority, not the Supreme Courts. Abcs alex perez on what that county clerk is now asking for. Reporter county Clerk Kim Davis defiant today, her husband at her side, armed with a handgun tucked in his waist band. Waiting for her inside, another gay couple looking for a marriage license. Your interpretation of the bible does not trump the constitution. Amen our constitution was founded on faith. By the word of god. Reporter davis today asking a federal judge to allow her to deny marriage licenses to same sex couples while her case makes its way through the courts. The controversial clerk catapulted to the spotlight in july with this cell phone video. David moore and david ermold arriving for a marriage license. If i can mention, i have the letter from the Governors Office stating that all the county clerks are to issue marriage licenses. I also have the Supreme Court ruling. Reporter davis turning them away. They tried again in august and again yesterday. Same result. When you heard her say shes working under gods authority, what did you think . You are not in the church. I respect religion. I respect people, peoples faith, but this is a civil institution. Reporter but in this small town of about 6900 people, kim davis has her supporters, too. Im standing behind her because i believe she is right. Shes following gods law and i believe that trumps all. Reporter david, the u. S. Attorney here tonight saying its time for davis to follow the law. Tomorrow a judge could decide if she will be held in contempt of court. David . Alex perez tonight. Alex, thank you. We turn overseas tonight and to a growing humanitarian crises weve been reporting on here. Families, parents and their children trying to reach safety and a better life. From turkey tonight, this image of a little boy. Its difficult to see the man carrying his body. A refugee from syria, he died crossing the mediterranean, his family trying to get to europe. Abcs chief Foreign Correspondent terry moran reporting in from the region tonight on the smugglers and what theyre charging every one of those family members for a journey they might not survive. Reporter the childrens corpses washed ashore overnight. Police gently carried them off the beaches in the morning. Officials say two overcrowded boats crossing from turkey to the greek island of kos capsized, at least 11 dead. Another shocking tragedy in this deepening crisis, this exodus. At least 350,000 people have fled war, terror and poverty entering into europe illegally this year. And more than 2,300 have died at sea trying to get there. Fahad is trying, too. Hes ten months old. We met him and his family in izmir, turkey, as they prepared to risk everything in a smugglers boat to greece. Theyre syrian, fleeing the chaos there. We learn that smugglers charge 1100 for adults, half price for kids. We saw how local merchants turn a grim profit, too. Look at this. This is not a lifesaving device. This is for a little child. The store owner didnt want us around after that. Every night for a week, fahad and his family go to the beach, hoping to get out. Finally they do. Their cellphone videos showing the overcrowded rubber boat, the fear on the childrens faces. We take the ferry to greece, and find them safe and sound. The lucky ones. Byebye little boy. Reporter terry moran, abc news, on the island of kos, greece. Terry, thank you. Were going to turn now to pope francis tonight on the eve of his visit to america. A new poll showing american catholics growing more accepting of nontraditional families. Nine in ten u. S. Catholics say a household headed by a married mother and father is an ideal situation for bringing up children. 48 believe children raised by unmarried parents living together is as good as any other arrangement. 43 now believe children raised by gay or lesbian couples is now acceptable and as good as those arrangements. The new and evolving numbers come the same week as our exclusive with pope francis at the vatican. The pope telling us he is ready for his visit to the u. S. As he took questions with us from three different cities. The pope and the people, our papal audience with americans asking questions and sharing their stories of struggle friday night at 10 00 right here on abc. We turn to the extreme weather were tracking this evening. A hurricane and a Tropical Storm churning in the pacific this hour. Also tonight the extreme temperatures up and down the east coast. Tomorrow what should be the fifth day of a heat wave in philly in new york. Ginger zee telling us the heat wave expected to break on friday. That extreme heat hitting as millions of children go back to school. Tonight here, an abc news exclusive, a School Tragedy averted just days into the school year. You might remember these images last week. Children evacuating that high school in West Virginia. Inside a student holding a gun, threatening to kill others and himself. Tonight the teachers hailed as heros, revealing how they helped talk him down. Heres abcs t. J. Holmes. Reporter it was just nine days into the new school year and Phillip Barbour high school in phillipi, West Virginia goes on lockdown. We have a hostage situation. Second floor, hostage situation, barricade. Reporter the hostages according to police, twila smith and her class of 27 students. The hostage taker, a freshman who walked in and put a gun to smiths head. He said that he was going to kill people and himself. What were you in there talking to him about . I just kept asking him to let everybody leave and he and i would stay. Anything i could think of, just telling him that he hadnt gone too far. Reporter when the bell rang for the next class to come in, other students began knocking on the door but smith turned them back and was able to signal another teacher, jen swift. He was standing by the Bulletin Board with the gun raised towards my head and said you can get in here, too. Reporter swift ran for help. Police and the boys pastor eventually get him to surrender. Smith now credited with keeping her students alive. When they walk in here, were supposed to teach them and were supposed to take care of them. Reporter for these two teachers, job well done. T. J. Holmes, abc news, phillipi, West Virginia. Incredible bravery from teachers yet again. Theres still much more ahead on world news tonight this wednesday. We want your opinion on the new debate. Who is responsible, the doctor or the patient after a doctor is charged with murder, accused of killing patients who overdosed on prescription drugs, the trial that could impact doctors and their patients prescriptions across this country. Also tonight the case of the construction worker and the construction site, warned to get out of the manhole. Just incredible, the explosion seconds later, how he survived. Look at this tonight, the tour group on safari and the elephant charging their truck. Close call coming up. Try phillips fiber good gummies plus energy support. Its a new fiber supplement that helps support regularity and includes b vitamins to help convert food to energy. Mmmmm, these are good nice work, phillips the tasty side of fiber, from phillips. Mother nature can turn in an instant; dont turn back. Introducing the new 2016 ford explorer. Be unstoppable. This is my fight song. Next tonight here, the landmark trail in california, the doctor charged with murder, accused of killing three patients who overdosed on painkillers she prescribed. Abcs Mara Schiavocampo on a case that could set a precedent for doctors and what they prescribe for patients. Reporter tonight a california doctor accused of killing patients with prescriptions. Dr. Lisa tseng facing Second Degree murder charges in the Overdose Deaths of three patients after prosecutors say she ignored several warnings, including the Overdose Deaths of 12 patients overall and continued prescribing powerful painkillers like oxycontin. During this period of time the defendants practice of prescribing did not change at all. Reporter three pharmacists testifying they even reported their concerns to authorities. The strengths were high and the quantities were large. Reporter Defense Attorneys say tseng is not guilty and her patients are ultimately responsible for their own behavior. They took excessive dosages. In some instances, they mixed alcohol. They mixed other drugs. Reporter now the patients families hope cases like this one can help save others. I dont want anybody else to lose their lives because of irresponsible prescribing. Reporter legal experts say this case could have an effect on doctors prescribing practices moving forward. If convicted on all counts, tseng faces 45 years to life in prison. David. Mara, thank you. When we come back here tonight, the worker warned to clear out moments before a powerful blast. That case back in the news tonight, just incredible. Also tina fey and amy poehler got laughs hosting the golden globes. The surprise now coming for the oscars. Two hosts. Any guesses . And then a reminder of whats coming friday night. In study after study, advil is unsurpassed in pain relief. Nothing is proven stronger on aches and pains than advil. Not tylenol. Not aleve. Nothing. Relief doesnt get any better than this. Advil. 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