Calif. limo fire kills 5 nurses; friends grieve - Article Photos 4/4

Foster City Fire Department Chief Michael Keefe, right, speaks next to Redwood City California Highway Patrol Commander Mike Maskarich at a news conference at the California Highway Patrol headquarters in Redwood City, Calif., Monday, May 6, 2013. Investigators are trying to determine why the back of a stretch limousine burst into flames on a San Francisco Bay bridge, trapping and killing five of the nine women inside on a girls' night out, including a newlywed bride from the Philippines. It happened late Saturday night as the Lincoln Town Car crossed the San Mateo-Hayward Bridge on the south end of the bay. (AP Photo/Jeff Chiu)