By EVENS SANON Associated Press PORT-AU-PRINCE, Haiti (AP) — Hundreds of Haitians with health problems ranging from diabetes to bullet injuries lined up on Friday hoping to be seen by a staff member aboard the USNS Comfort that docked in Port-au-Prince this week for its last stop of a five-month medical mission. The U.S. Navy's floating hospital has visited Haiti six times in the past decade. The latest