A woman was shot by a police officer and two civilians after she walked into a northwest Houston office building and shot a man with a bow and arrow Monday afternoon, authorities said. Witnesses told investigators Julie Parker, 30, came into the Texas Components Corp.. office in the 1600 block of West Sam Houston Parkway with a bow and arrow and what appeared to be a handgun about 3 p.m., said Houston Police Department Sgt. John Chomiak.