REFILE - CAPTION ADDITION
U.S. House Speaker Nancy Pelosi looks over the area near Crissy Field following last week's oil spill of in San Francisco, California November 12, 2007. Clean-up efforts for a 58,000-gallon (220,000-liter) oil spill in San Francisco Bay expanded on Sunday as federal officials assessed damage that has closed beaches, threatened the crabbing season and killed scores of birds. REUTERS/Robert Galbraith (UNITED STATES)