CLARKSVILLE — A snowmobile collision on Wednesday afternoon left two men injured on the Corridor 20 Trail in Clarksville. Raymond Lapointe, 68, of Woonsocket, Rhode Island, and Robert Skavron, 66, of Seekonk, Massachusetts, crashed into each other at about 3:35 p.m. near the 10-mile marker on Cedar Stream Road, which serves as the Corridor 20