i felt that if one of those officers had stepped in that he would be alive today. >> reporter: cariol horneveteran of the buffalo police department, says the image of george floyd dying at the hands of police is triggering. in 2006, then-officer horne made headlines after intervening when she says fellow officer greg kwiatkowski was choking a black suspect. >> i couldn't breathe. >> what was it that day that made you step? >> neil mack looked like he was about to die. so i stepped in. he possibly could have. he was handcuffed and being choked. >> reporter: the buffalo police department brought disciplinary charges against horne and fired her in 2008, a few months before she was eligible to receive a full pension. greg kwiatkowski sued horne and her lawyer for defamation. they found statements were defamatory and false, including that horne saved the life of a suspect who was already in handcuffs and was being choked out by officer greg kwiatkowski. neil mack, the suspect at the center of the nearly 14-year-old case maintains to this day that cariol horne saved his life. >> he was choking me