The Coast Guard says the crash happened around 9:45 p.m.
LAKE HURON -- A U.S. Coast Guard rescue helicopter conducting a nighttime training exercise crashed into southern Lake Huron Tuesday night.
The three-member crew safely escaped before the helicopter sank.
The Coast Guard says the crash happened around 9:45 p.m.; the crew was picked up by a Coast Guard boat.
Salvage operations are planned for Wednesday.