the heart-stopping moment the officer trips and falls. the man with the machete standing right over him. other officers coming to his rescue, firing to stop the suspect. and abc s will carr with the images tonight, and we warn you, they are disturbing. reporter: tonight, a deadly confrontation in the heart of hollywood. units requesting a backup on mccadden just south of sunset on a 211 suspect armed with a machete. reporter: this dramatic cell phone video captures the moment police say a man armed with a machete carjacked someone in this chick-fil-a drive-through on sunset boulevard. oh, he got a machete. reporter: officers surround the car, then suddenly the suspect hits the gas, takes off and slams into two nearby police cars. he got stopped. reporter: another bystander captured the moment the suspect ran across the busy street, then onto the sidewalk, all while wielding that long machete. an officer pursues. the man with the machete then turns back and starts to chase