A state patrol officer’s recovering after he was badly hurt in a crash. State trooper Aaron Williams of Grinnell is listed in critical condition at University Hospitals in Iowa City after an accident on Highway 21 just south of I-80 about 10:30 last night. The other driver’s identified as 57-year-old George Armstrong of Sebring, Florida. Armstrong was treated and released at a Grinnell hospital. Trooper Williams was northbound while the other, southbound car was trying to make a left turn off Highway 21 into a private drive, and the collision was nearly head-on.