Two people were injured in a one vehicle rollover accident early Monday (4/4) in Oskaloosa.  Shortly before 5:30am, law enforcement was called to an accident on Highway 163 north of mile marker 57.  Two people were inside the vehicle at the time.  One was airlifted to a Des Moines hospital for treatment of injuries.  The other was taken to Mahaska Health in Oskaloosa.  Names of those involved and the extent of their injuries have not been released.