ST. GEORGE — Police here are investigating the death of a student at a private boarding school.

Authorities were called to the Red Rock Canyon School, 747 E. St. George Blvd., about 7 a.m. Saturday because a girl was sick. "When we arrived, we found out they were doing CPR. She was transported to the hospital and pronounced dead," St. George police spokesman Craig Harding said.

Red Rock officials said the girl had been sick for a few days and had seen the school nurse. Police are investigating the illness and treatment. "There was no obvious (evidence) of criminal activity," Harding said.