A bus crash in Houston, Texas injured 8 people Sunday including Grammy award winning singer Emilio Navaira.

Doctors say Grammy winning tejano singer Emilio Navaira may not survive a severe brain injury he suffered when his tour bus crashed Sunday on a Houston freeway.

Navaira underwent 2 hours of surgery and is in a medically induced coma as physicians at Memorial Hermann Hospital at the Texas Medical Center try to control swelling of his brain. The singer was driving the bus following a performance in the Houston area when it slammed into traffic barrels where 2 freeways interchange before dawn Sunday.

He was the most seriously hurt of seven people aboard the bus and one of those person is still hospitalized.