michael dylan. >> i saw about four guys -- >> after giving his original statement on the night of the shooting, he was picked up by police officers, night and day, until he changed his statement. >> the dobbs ferry detectives just kept asking me the same questions over and over again, night after night. it was like an interrogation. >> reporter: here's what dylan originally told police. >> to my best recollection, the black guy was swinging the bat at the older male when the shots were fired. >> reporter: but the jury never heard that. instead, dylan testified at trial that campbell wasn't swinging the bat. another key witness, who refused to change his story and was not called to testify, was james white. >> they were telling me that other people said this and other people said that, and i said, but i'm not interested in what other people said. i'm telling you what i saw and this is the truth. >> reporter: white was standing inside the deli, and he saw charles campbell not as victim, but as aggressor. >> they held him down, only as long as it took for him to cease attacking. and once he did that, they would let him up. >> reporter: white says that's when campbell got the bat, swinging at