A 34-year-old Delta co-pilot who was taken from the cockpit by law enforcement after landing at SFO has been arrested on child sex crimes out of Contra Costa County.

Federal agents allegedly removed a Delta Airlines co-pilot from the cockpit of a flight that landed in SFO Saturday night, passengers say.

A Delta Airlines pilot was detained and hauled off a flight by the feds just moments after touching down in San Francisco –shocking passengers and plane crew alike.