Marines with Co. C, 1st Battalion, 25th Marine Regiment, 4th Marine Division, Marine Forces Reserve, and members of the Canadian Army Royal Hamilton Light Infantry, Wentworth Regiment, conduct patrols at Evangola State Park, New York, during exercise Lake Effect, Sept. 12, 2015. The Canadians divided up among the Marine platoons to strengthen the interoperability amongst the services and learn new training techniques and tactics. - Marines with Co. C, 1st Battalion, 25th Marine Regiment, 4th Marine Division, Marine Forces Reserve, and members of the Canadian Army Royal Hamilton Light Infantry, Wentworth Regiment, conduct patrols at Evangola State Park, New York, during exercise Lake Effect, Sept. 12, 2015. The Canadians divided up among the Marine platoons to strengthen the interoperability amongst the services and learn new training techniques and tactics.