Prince William has helped the U.S. Coast Guard bust a drug smuggling boat . The prince , who is called sub lieutenant Wales in the navy , is also expected to spend time aboard a mine hunter and submarine during his attachment , which ends August 1 . Boat carrying cocaine with a street value of at least $ 100 m , officials said . Prince William helped spot the boat hundreds of miles northeast of Barbados .
Prince William has helped the U.S. Coast Guard bust a drug smuggling boat . Boat carrying cocaine with a street value of at least $ 100 m , officials said . Prince William helped spot the boat hundreds of miles northeast of Barbados .