Video that was posted on Facebook shows a group of good Samaritans pulling a Chicago police officer out of a squad car after he crashed into a tree. According to WGN-TV, Police said officers were assisting on a foot pursuit in the 3000 block of East 79th Street on Tuesday around 5:45 p.m. Police said while they were traveling north on Jeffrey Boulevard in a marked squad car with their lights and siren on, a dark colored SUV failed to yield to the officers and hit the squad car. In order to avoid a collision, the officer hit the brakes and slid into a tree on the 8200 block of South Jeffrey Avenue, police said. The driver of the SUV then fled the scene.