NEW ORLEANS —The Coast Guard is conducting a search for any mariners who might have been on a vessel which sank after a collision near Cocodrie, La., Wednesday. At approximately 7:40 a.m., Coast Guard Sector New Orleans received a call from the Terrebonne Parish Sheriff’s Office stating a vessel collision had occurred near Cocodrie in the Houma Navigational Canal. The Miss Laurie, a 36-foot...