Mystery ship capsizes in Trinidad and Tobago, triggering massive oil spill and national emergency

Emergency workers in Trinidad and Tobago are racing to clean up a massive oil spill after a mystery vessel ran aground near the Caribbean island, casting a pall over Carnival tourism.

The spill was "not under control" as of Sunday, said Prime Minister Keith Rowley, who add that the country wgrappling with a national emergency.

The mystery vessel capsized Wednesday in waters off the Caribbean island, having made no emergency calls, with no sign of crew, and no clear sign of ownership.