Man posing as cop shoots 2 people; DC police search for suspect - WTOP News

"Detectives said the man was allowed inside the building. He was wearing a makeshift police uniform, complete with a bulletproof vest, a bogus badge around his neck and a gray beanie.

Once inside, he struck up a brief conversation with one of the victims. Minutes later, the fake cop pulled out a gun and shot both victims several times. He then ran away and drove off in a black SUV."