Two people were injured in a one vehicle accident Thursday afternoon on Interstate 70, four miles east of Hays.  According to the Kansas Highway Patrol, Eighty-three year old Celesta Herl was driving west bound on the Interstate when her 2001 Buick drifted off of the road. She overcorrected and lost control of the car. The vehicle overturned into the north ditch.  She and her 81 year old passenger, Moris Herl were transported to Hays Medical Center. They both had been wearing seat belts.