Helicopter goes down off the coast of Louisiana

The U.S. Coast Guard is responding to a civilian helicopter with two people aboard that went down approximately 60 miles south of Terrebonne Bay on Wednesday.

Coast Guard personnel based in New Orleans received the report at 2:40 p.m. of a downed helicopter, Bell model 206-L4, containing two people aboard near South Timbalier Block 317. Crewmembers on the rig deployed a life raft and reported the aircraft sank below the water.

A MH-65 Dolphin helicopter crew from Coast Guard Air Station New Orleans, a HC-130 Ocean Sentry aircraft from Mobile, Ala., and a 87-foot patrol boat from Grand Isle was dispatched to assist in a search for survivors.