>> as i drove a little further towards the accident, i saw a hispanic male wearing a white t-shirt. and i slowed down, look at him in my rearview mirror. and it kind of crossed my mind, i wonder if he knows anything about the accident, if he saw it or maybe he was involved in it. >> as officer turner pulls up, there's no driver in sight. over the radio, he learns that a latino man was driving the suv and has fled the scene. >> i radioed back to dean, i knew he was sitting right back there up the street. i asked him if he would stop the male. it was kind of shocking that somebody could just walk away from that. >> responding to his partner's call, mcginniss takes off in search of the man and sees him walking into a nearby park. >> there was something odd, something more to what he was doing than just walking away from a vehicular to maybe avoid a ticket. >> mcginess radios turner for backup and tells him to meet him at the park. >> as i turned around, i could hear it in dean's voice, he was