KEY WEST, Fla. —The Coast Guard medevaced a 66-year-old woman who sustained a back injury after falling aboard the 26-foot research vessel, Irgo, Sunday approximately two miles south of Islamorada. Coast Guard Sector Key West watchstanders received a medevac request via VHF radio channel 16 from the Irgo crew at approximately 3:30 p.m. and diverted a Coast Guard Station Islamorada 33-foot Special...