As for the metal shipping containers, only one was spotted on a U.S. Coast Guard overflight, and it had vanished from sight by the time a tugboat was sent to retrieve it, said Coast Guard Lt.

In a pilot study, the National Cargo Bureau, a nonprofit that works with the U.S. Coast Guard to inspect seagoing cargo, ...

As for the metal shipping containers, only one was spotted on a U.S. Coast Guard overflight, and it had vanished from sight by the time a tugboat was sent to retrieve it, said Coast Guard Lt.

As for the metal shipping containers, only one was spotted on a U.S. Coast Guard overflight, and it had vanished from sight by the time a tugboat was sent to retrieve it, said Coast Guard Lt.

They’re the detritus of commercial shipping ... are packed in large metal boxes the size of tractor-trailers and stacked on ships. A trade group says some 250 million containers cross the ...