Transcript for Nick Hillary Speaks Out After Not Guilty Verdict
There will be a toxicology analysis. Tonight's "20/20" takes a deep dive at a small town murder case. A black man in upstate New York was found not guilty of killing his ex's son who was white. Reporter: This is a story about race, smalltown romance, and a shocking murder. Within hours of the death of 12-year-old Garrett Phillips, police focused us is pings on his mother's exboyfriend, nick Hillary. Hillary says it's because he is black. Police say it's because only he could be the killer. The found not guilty. Reporter: This morning, this rourl, predominantly white town divided after the acquittal of nick Hillary. A local soccer coach charged with murdering his ex-girlfriend's 12-year-old son, Garrett Phillips. There was one person who had an issue with Garrett. Reporter: Who was it? Nick. Reporter: Nick Hillary? Yes. Reporter: There are people who say now that the reason you and Tandy was because Garrett want Youd out of the house. Not true. Reporter: There wasn't tension between you and Garrett? No. Reporter: Look at the ex-messages. I've been waiting for almost a year for the situation between you and my kids to get better and it's not. This is not easy for me. But I have to put my kids first. That's nick's car following Garrett on his skateboard. Riding out of his school parking lot minutes before his murder. Nick says he didn't see Garrett. He was there to scout a soccer game and left at half time because it was raining. I don't believe that nick Hillary was in the parking lot by coincidence. He was hunting Garrett. Reporter: The district attorney argues nick strangled Garrett in his mother's bedroom and jumped out the window to escape. No finger prints, hairs, fibers, really nothing. Right. Reporter: Police found no DNA, nothing to prove Hillary was there. And his defense says he has an Al bind no motive. You killed the poor kid with the hope that the mother will come running back into your arms? It makes absolutely no sense. Reporter: During his closing argument, defense attorney repeats reasonable doubt 25 times. He's not the type of person that would walk into a room, put his hands around a child's neck, and kill a child. Reporter: After the verdict, one family distraught. One family relieved. It's been a long five years. It has. Not just for myself. But for my entire family. And this also is a great day for them. Reporter: Justice in court. And the end of a case. But a town still divided. The judge had cited in his ruling that it was only circumstantial evidence that brought nick Hillary to murder trial in the first place. The complete lack of any frenzive evidence really weighed heavily on him. The nick Hillary and his lawyer told me a couple of days ago, walking through the small town, somebody rolled down the car window as they rolled by and yelled murderer. He's still in town? Reporter: Yes. But I don't know if he'll stay. More on "20/20" tonight at 10:00 eastern. Always great to see you. Great to see you guys.
This transcript has been automatically generated and may not be 100% accurate.