(Klamath Co., OR)  --  Oregon State Police are investigating a crash that killed a Salem man in icy conditions in Klamath County.  Authorities say the man lost control of his Subaru on westbound Highway 58 around 7:15 yesterday morning and was hit by an eastbound Nissan.  The man died at the scene, and three people in the Nissan were injured.  All are expected to recover.