Am ailing mariner was medevaced from an oil tanker 9 miles off Freeport, Texas, Tuesday, the U.S. Coast Guard said.The agency said its watchstanders at Coast Guard Sector Houston-Galveston received a medevac request at 3:50 p.m. from a crew…<p><p>https://www.marinelink.com/news/video-crewmember-medevaced-oil-tanker-off-517049</p></p>