PLACER COUNTY (CBS13) — Friday was a busy day for the California Highway Patrol Valley Division Air Operations.

A helicopter assisted in locating three swimmers who became stuck on a rock outcropping along the Middle Fork of the American River. Placer County rescue crews managed to get the swimmers off of the rock safely.

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Just after that, the chopper crew hoisted an injured mountain biker for a trail and landed him on Old Foresthill Road.

That mountain biker was taken to a nearby hospital for treatment to various injuries.