20000801AM - (5/*) - A police officer fights two protesters at 18th alongiside the Vine St. Expressway on 8/1/2000. He was pulled from his car after striking protesters with his club as he drove along in his RMP and then was engaged in the fistfight, before pulling his gun. This incident sparked a rash of wild melees in Center City Philadelphia. ANDREW MILLS/THE STAR-LEDGER (NOTE: FRAME #4 in a SEQUENCE OF 5 PIX)