The dog days of summer are waning which means back-to-school time across Nebraska. Classes at Wauneta-Palisade Schools began on Tuesday, just in time for a return of triple-digit heat, of course. Above, Trey McCrumb leads the pack as he celebrates his first day of kindergarten and an early release from school due to the heat. Below, Sydnee Acton walks hand-in-hand with her dad, Dustin, at the end of the school day.