HOUSTON — A Coast Guard MH-65 Dolphin helicopter aircrew medevac a crew member from a chemical tanker 190 nautical miles off Galveston, Texas, Friday. Coast Guard Sector Houston-Galveston command center watchstanders received notification at 3:45 a.m. from personnel aboard the 525-foot chemical tanker Ginga Caracal that a crew member had sustained chemical burns and was Leer másCoast Guard medevac man from chemical tanker 190 miles off Galveston[…]