The middle school plot. Authorities say three middle School Students are charged, allegedly planning to kill fellow students and teachers. New developments tonight. The search for that missing college student. This evening, the suspect now under arrest, found in the woods. What could be a major breakthrough in the search for what is causing the vaping illness epidemic. The cdc now believes its found the specific ingredient, the Common Thread for so many patients. The deadly chemical accident inside a restaurant involving a powerful cleaning agent. An employee trying to help get rid of it all, collapsing and dying. Images coming in now the major Train Derailment tonight. And the american speed skater under arrest tonight after an alleged assault on a plane. The plane forced to make an emergency landing. Good evening. Great to have you with us here on a busy friday night. Well get to it all. But we begin tonight with that major storm, and a Second System that could bring in record cold right behind it. Dangerous driving, more than a foot of snow michigan. The first snow of the season in erie, pennsylvania. A dangerous fire in wisconsin, firefighters battling the flames in single digit windchills. Freeze warning and right behind this, what could be record cold. Heres stephanie ramos. Reporter tonight, behind the powerful storm that covered roads with more than half a foot of snow, the coldest air of the season is now pouring in to the lower 48 states. Current gusts in philadelphia, 22 miles per hour. So it feels even colder when you factor that on in. Reporter in the philadelphia area, it feels more like january than november. Temperatures 20 degrees below normal. Its cold. Im not ready for this. Too much, too cold, too fast. Reporter in eau claire, wisconsin, a massive fire breaking out at this eye clinic thursday evening. Singledigit windchills there making for some tough conditions for firefighters. We have been putting out salt and sand and things like that to try to keep the surfaces from being too slippery while were trying to fight the fire. Reporter that same system bringing heavy rain and slick roads to the south. In talladega county, alabama, this vehicle ending up in the median of highway 280. Its front end smashed. Now theyre bracing for their first freeze. Here in new york its going to feel like 19 degrees in the morning. Officials have declared a cold blue, opening up shelters for the homeless. David, this is just the beginning. An even colder blast of air moving in next week. Stephanie, thank you. Lets get right the rob marciano track it from atlanta tonight, where theyre under a freeze warning as well. Hey, rob. Reporter hi, david. Hot atlanta under a freeze warning. Look at the numbers in the morning. Freeze warnings from North Carolina to northeast louisiana. It will feel like the teens, new york to chicago. So a cold saturday, no doubt about that. The next round, some snow p preceding it. Could be a mess in detroit back through denver. Mostly rain, we think, along i95. Going to feel like below zero from places like green bay and minneapolis, and the heaters are humming here in atlanta. David . Rob marciano, great to have you. You saw the dangerous driving in the system. Also following another scene late this afternoon. A deadly collision and explosion on i35. A major highway north of dallas. Multiple vehicles involved, including an 18wheeler, carrying propane tanks. Heres marcus moore from texas. Reporter tonight, this massive inferno erupting on a major highway in north texas. An 18wheeler carrying tanks, exploding. You can hear the sound of propane escaping from the ruptured tanks. The Fire Department confirming three People Killed and at least three others hurt. The crash involving two 18wheelers and four vehicles. Thick black smoke billowing into the sky as emergency crews scramble to contain the outofcontrol flames. Firefighters on the scene spraying down the charred cab of a truck. Some of the tanks seen scattered across the highway. And you can even see a burnedout car next to the truck. The multivehicle crash shutting down interstate 35 in both directions for hours, leaving miles of traffic. Tonight, investigators are trying to figure out what caused the crash. And some of the lanes have reopened but traffic is still a major issue tonight, and authorities tell us that speed is a factor theyre looking into. Marcus, thank you. Major news in the impeachment showdown. After republicans had been arguing about the inquiry, saying why is this behind closed doors . Tonight, President Trump saying the hearings should not be on tv. And President Trump on another phone call he had with the ukrainian president. He says he might release that as well. And all of this, as the president s former National Security adviser, john bolton, his attorney signaling that bolton knows plenty on meetings and conversations about ukraine. Abcs terry moran tonight at the white house. Reporter for weeks President Trump and republicans blasted democrats for holding impeachment hearings behind closed doors. But now that the public hearings will begin next week, trump is far from satisfied. They shouldnt be having public hearings. This is a hoax. This is just like the russian witchhunt. This is just a continuation. Reporter the president insisting hes got nothing to worry about. Im not concerned about anything. The testimony has all been fine. For the most part, i never even heard of these people. I have no idea who they are. All that matters is one thing the transcript. Reporter but the witnesses to trumps dealings with ukraine may matter, too. And today, john bolton, his former National Security adviser, made clear hes got something to say. In a letter sent to congress, boltons lawyer says his client was personally involved in many of the events, meetings, and conversations that investigators have already heard about, as well as many relevant meetings and conversations that have not yet been discussed. Bolton wants a court to resolve whether he should follow white house instructions not to testify or obey congress subpoena. But democrats are moving fast. Releasing today another transcript from a key witness, Lieutenant Colonel alexander vindman, a ukraine expert inside the white house. Vindman, who was on that call between trump and the president of ukraine, was asked if he had any doubt trump was asking for investigations of his political opponents. There was no doubt, vindman said. President trump, even as he proclaims that call to be perfect, is also distancing himself from key witnesses. Like his ambassador to the eu, gordon sondland, a trump loyalist who raised 1 million for the Trump Campaign in 2016 and who the president once called a really good man and a great american. Now that sondland has testified, trump was seeking a quid pro quo with ukraine, heres what the president says about him. Let me just tell you, i hardly know the gentleman. Terry moran live from washington. The president was also pressed today about another phone call with the ukrainian president zelensky. The president said he may release that call, too . Reporter thats right, david. The president called president zelensky right after he was elected in april. And the president says he might release the call, he might hold back. Because with other World Leaders he doesnt want them to think theyll have their calls released. But he did say im very transparent. Nobody is more transparent than i am. David . Terry, thank you. And President Trump also making news with his reaction to news that former new york city mayor Michael Bloomberg may enter the president ial race. Hes taken steps now. The former mayor and billionaire had sharp words for thencandidate trump. Tonight, the president firing back before bloomberg officially decides whether hes running. Heres Jonathan Karl. Reporter President Trump today dismissed the prospects of a president ial campaign by fellow new york billionaire Michael Bloomberg, offering up a familiar nickname. He doesnt have the magic to do well. He will not do very well. And if he did, id be happy. There is nobody id rather run against than little michael, that i can tell you. Reporter sources close to bloomberg say he is considering a run in part out of fear democrats may nominate elizabeth warren, who he believes would have a tough time beating donald trump. For her part, warren suggested bloomberg would try to buy the election. I dont think that big money ought to be able to buy our elections. Reporter bloombergs move comes amidst concerns that former Vice President joe bidens campaign is losing momentum. I have no problem with him getting in the race. And in terms of his running because of me, the last polls i looked at, im pretty far ahead. Reporter meanwhile, the Washington Post obtaining a copy of the book by anonymous, the official who wrote an oped in the New York Times about a socalled resistance in the trump administration. He claimed several officials considered a midnight selfmassacre, resigning en masse, but deciding not to because it would cause even more chaos. The author also describes trump acting like a 12yearold in an air Traffic Control tower, pushing the buttons of government indiscriminately, indifferent to the planes skidding across the runway and the flights frantically diverting away from the airport. The white house calls the author a coward and the book a work of fiction. Lets get to Jonathan Karl live at the white house. Back to the race for 2020 now. Any indication when bloomberg may make his decision official . Reporter all indications are that michael has already decided to run for president. His advisers say hes already in the process of getting in the ballot in all 50 states. An official announcement is expected within the next few weeks. David . Less than a year. Jonathan karl, thank you. Next to an alleged plot to attack a middle school in upstate new york. Authorities say they stopped a credible threat, in their words, by three students who they say were planning to use firearms and explosives to kill students and teachers. Heres diane macedo. Reporter tonight, three middle schoolers are facing criminal charges in upstate new york after police say they plotted an attack on their own school. The plan was to enter the middle school with explosives and incendiary devices and firearms to kill and injure students and staff. Reporter police say it started as a reported threat from one student to another at Albion Middle School near rochester. They immediately launched a full investigation. Reporter numerous searches were conducted and several legally possessed firearms and electronic evidence and other supporting materials were seized. Reporter investigators tonight say theyre thankful someone spoke up. Because of the initial report of a threat to a student, lives were saved and this tragedy was averted. Reporter those students, all under 16, are charged with conspiracy. Authorities are telling the community there the school is safe. David . Diane, thank you. And there has been an arrest in the disappearance of an Alabama College student. A suspect discovered in the woods, tonight, now charged with kidnapping her. A tip led to the scene, pulling the suspect from the area. Here tonight, Steve Osunsami now. Reporter with a swollen eye, the man authorities are calling a suspect in the disappearance of this missing college student, appeared today in a Florida Court and agreed to return to alabama to face charges. I understand my rights. Reporter 29yearold Ibraheem Yazeed was arrested here, near the florida Alabama State line, early this morning. U. S. Marshals found him after receiving a confidential tip. We saw that mr. Yazeed then took off running, jumped over a guard rail into a marshy area. Reporter 19yearold Aniah Blanchard hasnt been seen since this Security Camera recorded these images at a Convenience Store on october 23rd. Police say that this is yazeed at the same store, at the same moment. In an affidavit, they say that a witness identified yazeed as the individual he observed forcing blanchard into a vehicle against her will, and then leaving with her in the vehicle. Investigators say that blood evidence discovered on the passenger side was indicative of someone suffering a lifethreatening injury. At this point, yazeed is charged with firstdegree kidnapping. Police have not yet found the young woman. David . Steve osunsami, thank you. Next this friday night, what could be a major breakthrough the cdc identifying vitamin e acetate a Common Thread in the vaping illnesses. Heres will reeve. Reporter tonight, after 39 deaths, a possible breakthrough in solving the vaping mystery. Federal officials announcing today that for the first time theyve found a common suspect in the damaged lungs of patients. Vitamin e acetate. Its sometimes used to dilute thc oil, the active ingredient in marijuana that produces a high. When inhaled, it can affect how the lungs work. One scientist says its like honey. The cdc calling it a very strong culprit of concern, saying it found the substance in all 29 lung samples tested. More than 2,000 people have gotten sick in the outbreak, including 15yearold zane martin. Its very bad. Dont vape unless you want to end up in the hospital. Reporter this, as the white house considers banning certain flavors popular with teens and raising the age to buy vaping products to 21. On thursday, juul labs, the nations largest ecig company, announced it would stop selling mint flavored pods. David, the cdc says more testing is needed and its too soon to say whether vitamin e acetate is causing the illnesses, but its clear this is an important clue in solving the mystery. David . Will, thank you. More ahead on this friday. Pat sajak undergoing emergency surgery. Also, the deadly chemical accident inside a restaurant. Involving powerful cleaning agents. Employee trying to help, collapsing and dying. And news tonight about the hospital infection affecting several infants. The hospital now revealing the source. And the massive Train Derailment. The images coming in at this hour. 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Reporter it was the start of the dinner rush when an employee preparing to clean the Kitchen Floor became sick. The manager of the restaurant, ryan baldera, stepped in and in a desperate attempt to get rid of the chemicals was overcome and later died. The gentleman that passed away was an employee of Buffalo Wild Wings who attempted to squeegee the product out of the building. Reporter that fire chief said tonight the employee cleaning the kitchen put a bleaching product on the floor and then unwittingly added an acidbased detergent. The two reacting to emit a deadly chlorine gas, sending 14 people to the hospital. As for the managers tragic death, a Company Spokesperson says, we are shocked and saddened. And theyre cooperating with the police. Adrienne, thank you. When we come back, word about pat sajak. And more on the massive Train Derailment. The images still coming in now. Derailment. The images still coming in now. Back, news about pat sajak. A wealth of opportunities. 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