Waupaca County authorities have now released the identity of the driver seriously injured in a single vehicle accident south of Waupaca early Saturday morning. The sheriff’s department says 18 year old Faith A. Welke of New London was the driver of a vehicle that crashed and rolled off County Hiway “E” near Christmas Tree Lane, in the Town of Lind, around 12:30 in the morning. Welke was ejected during the rollover. She was flown to ThedaCare Regional Medical Center by ThedaStar helicopter. A spokesperson at ThedaCare says Welke is in critical condition.