Two men, including one from Ravalli, posed as Montana marshals last week and attempted to help Montana Freemen leader Leroy M. Schweitzer escape from federal prison in South Carolina, where he is serving a sentence for convictions in a massive bogus-check scheme. The men, Ervin Elbert Hurlbert, 82, of Ravalli, and Donald Little, 55, of Tacoma, Wash., were arrested Friday at the Federal Correctional Institution in Edgefield, S.C., by the Edgefield County Sheriff's Department. Hurlbert and Little appeared in federal court in Greenville, S.C., on Monday on a criminal complaint charging them with assisting in the attempted escape of Schweitzer....