MANISTEE, Mich. - A boatcrew from Coast Guard Station Manistee, Mich., aboard a 47-foot Motor Lifeboat, responds the grounding of the integrated tug and barge Invincible, in Lake Michigan near the Manistee Breakwall, April 14, 2012. Personnel from Station Manistee and Coast Guard Sector Field Office Grand Haven are monitoring the situation and coordinating salvage of the vessel with the owner. U.S. Coast Guard photo courtesy of SFO Grand Haven.