Gunman was terminated before mass shooting: Police

Gary Martin, 45, a longtime employee of the Aurora, Illinois, factory, opened fire during his termination meeting, police said.
2:37 | 02/17/19

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Transcript for Gunman was terminated before mass shooting: Police
We turn now to the massacre in Illinois. Police releasing an image of the alleged gunman Gary martin. Opening fire at the meeting, killing five coworkers and injuring five others. And police saying tonight, he wasn't supposed to be in possession of a firearm, that a background check failed. What we're learning now about the victims, the I first day of work at that plant. ABC's Zachary kiesch on the scene. Reporter: An Illinois community is in anguish tonight as we're learning new details about the senseless workplace shooting that left five dead plus the gunman. Police say it all began around 1:30, Friday afternoon. Aurora has an active shooter situation. One officer is reported down at this time, active shots being fired. Reporter: When 45-year-old Gary martin, a longtime employee, was called into a meeting to be fired by hr. My understanding from the witnesses is that he opened fire right after the termination. Reporter: Police say he likely knew he was losing his job. Pulling out a Smith and Wesson handgun outfitted with a laser and in five minutes terrorizing the factory, a staple in this Chicago suburb for years. Police rushing to the factory, taking on almost immediate gunfire. Five officers hit. All of the officers injuries are considered non-life threatening. Reporter: Authorities eventually pinning martin, found dead hours later. He was probably waiting for us to get to him there. Reporter: Among the victims, Trevor Wehner, a college intern killed on his first day at the job. Authorities revealing the names of all those whose lives ended too soon. Clayton parks of Elgin, Illinois. Trevor Wehner of DeKalb, Illinois. Russel Beyer of yorkville, Illinois. Vincente Juarez of oswego, Illinois. Josh Pinkard of oswego, Illinois. Reporter: A tragedy made worst because police say martin had an extensive arrest record and was an convicted fellon which should have prevented him from owning a firearm. Zachary joins us live. Police are now investigating how martin who had six prior arrests was about to get a gun? Reporter: Tom, he passed initial background check which allowed him to have that gun. But just days later, he applied for a concealed weapon permit, something that requires a fingerprint and that's what

This transcript has been automatically generated and may not be 100% accurate.

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