Smoke rises from a neighborhood where about 200 Muslim rebels, enraged by a broken peace deal with the Philippine government, are believed to be holding scores of hostages as human shields at the southern port city of Zamboanga, in southern Philippines for the second day, Tuesday, Sept. 10, 2013. (AP Photo/Bullit Marquez)

Photo by: Bullit Marquez

Smoke rises from a neighborhood where about 200 Muslim rebels, enraged by a broken peace deal with the Philippine government, are believed to be holding scores of hostages as human shields at the southern port city of Zamboanga, in southern Philippines for the second day, Tuesday, Sept. 10, 2013. (AP Photo/Bullit Marquez)