A submersible with five aboard believed to have disappeared near Titanic wreckage, says U.S. Coast Guard WATCH the ABC News Live Stream Here: youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: bit.ly/2vZb6yP Watch More on abcnews.go.com LIKE ABC News on FACEBOOK facebook.com/abcnews FOLLOW ABC News on TWITTER: twitter.com/abc #titanic #wreckage #coastguard #missingpersons #newfoundland