Pennsylvania's transition from spring to summer can bring some unpredictable conditions: steamy days, cool nights and a seemingly ever-present threat of showers. Penn College Police Officer Daniel A. Kilgus took this engaging panoramic photo of the sky over the Bush Campus Center, just before Friday morning's rain moved in. Eerie and menacing, perhaps, but with the silver-lining promise of another day. Pennsylvania's transition from spring to summer can bring some unpredictable conditions: steamy days, cool nights and a seemingly ever-present threat of showers. Penn College Police Officer Daniel A. Kilgus took this engaging panoramic photo of the sky over the Bush Campus Center, just before Friday morning's rain moved in. Eerie and menacing, perhaps, but with the silver-lining promise of another day.