JACKSONVILLE, Fla. — The Coast Guard responded after a 700-foot barge broke free from its mooring near downtown Jacksonville, Fla., at approximately 8 p.m., Wednesday. Watchstanders in the Coast Guard Sector Jacksonville command center received notification from Crowley Marine that the 700-foot barge Miami broke loose from its mooring and sideswiped the Crowley Terminal pier and the tugboats Ensign...