A motorcyclist was seriously injured and a motorist suffered minor injuries in an crash Monday evening on Genesee Street in Alden, Erie County sheriff's officials said.

Steven M. Moser, 19, of Pembroke, was westbound on Genesee near Crittenden Road shortly after 6 p.m. when, as he was trying to pass another vehicle, he crashed into a motorcycle, operated by Brian T. Rosenberg, 44, of Lockport, investigators said.

Both Moser and Rosenberg were airlifted by Mercy Flight to Erie County Medical Center.

Rosenberg underwent surgery for serious injuries to his leg, officials said. Moser was treated for minor injuries.

The incident remained under investigation on Tuesday.