A multi-vehicle collision occurred about 11 a.m. Sunday on U.S. Interstate 35 near S.E. Corporate Woods Drive in Des Moines.
The Iowa State Patrol and Polk County EMS responded to the pileup, which was snarling traffic in the vicinity. Several semi-tractor trailers and a number of passenger vehicles were involved.
Motorists traveling to the metro from the Perry area should seek alternate routes.