David Caudle, 65, of Palouse was driving northbound on Highway 95 near the intersection of Four Mile Road when he drifted off the highway. His Toyota Corolla hit an embankment and flipped over. Caudle was ejected from the vehicle. He's still at Gritman Medical Center and listed in good condition, but the condition of his four-year-old grandson is unknown.
Idaho State Police said Caudle may have fallen asleep at the wheel.