The crash happened on Iowa Highway 141 near Hornick Saturday morning as a school district sport utility vehicle carrying the wrestling team to a wrestling clinic in Mapleton collided nearly head-on with a van in Woodbury County.
The driver of the van, 53-year-old Bradley Haburn of Spencer, was killed in the crash.
The driver of the SUV and its passengers were taken to Mercy Medical Center in Sioux City.
A hospital spokeswoman says that 16-year-old Trent Baker, of Sloan, and 15-year-old Blake Jorgensen, of Sloan, remain in critical condition.
Two other wrestlers, 18-year-old Jordan Mitchell of Sloan, and 16-year-old Sage Washburn, of Hornick, are in fair condition. The driver of the SUV, 26-year-old Daniel Thompson, of Mapleton, also is in fair condition.
Sixteen-year-old Adam Greeno, of Salix, is in guarded condition.
No additional information on the investigation was released on Sunday.
The investigation is continuing.
