One person was airlifted, four others taken to the hospital with injuries after a two-vehicle crash south of Hermosa Thursday.
South Dakota Highway Patrol Sergeant Kevin Kinney says the driver of a Suburban may have fallen asleep and cruised through a stop sign at the intersection of Highway 79 and Highway 36.
The Suburban, carrying four people, struck a car with one occupant.
Driver 1 (2012 Chevrolet Suburban) - Tan Ying Wen, 23, Irving City, TX, minor injuries
Passenger 1 - Tan Seng Huat, 58, address not available, minor injuries
Passenger 2 - Sui Hiang Teh, 56, address not available, minor injuries
Passenger 3 -Janice Goh, 23, address not available, injuries
Driver 2 (2003 Acura MDX) - Dawn Hill, 54, Buffalo Gap, SD, serious injuries