Senior BJD leader and Former Rajya Sabha member Prasanna Acharya on Friday sustained critical injuries after his car collided head-on with a gas tanker near Beladihi in Rairakhol. Acharya was reportedly returning to Bargarh from Bhubaneswar when the mishap took place. The Former MP is currently undergoing treatment in ICU in a private hospital in Sambalpur, and his condition was stable till last reports came in. His PSO is also critical while the driver of the car sustained minor injuries in the mishap. Acharya's car reportedly suffered a head-on collision with a gas tanker on NH 55, Sambalpur-Rairakhol road, late last night. Police have detained the driver of the truck for questioning.