Scores of foreigners are stranded in Haiti, unable to leave the country under siege by violent gangs that have shuttered its international airports, trapping citizens from the United States, Canada and beyond.

FILE - In this Aug. 21, 2014, file photo, William McRaven addresses the Texas Board of Regents in Austin, Texas. McRaven, the retired U.S. Navy admiral who directed the raid that killed Osama bin Laden, is continuing his career as an author. McRaven is adapting his best-selling Make Your Bed: Little Things That Can Change Your Life ... And Maybe the World for younger audiences. Little, Brown Books for Young Readers announced Monday that McRaven's Make Your Bed With Skipper the Seal will come out Oct. 12. William McRaven is adapting his best-selling “Make Your Bed: Little Things That Can Change Your Life ... And Maybe the World” for younger audiences.