Energy Secretary Rick Perry challenged Nevada’s claim his department secretly shipped plutonium into the state. Perry said Energy Department officials notified Nevada officials in August, before weapons-grade plutonium was shipped. Democratic Governor Steve Sisolak maintained that Perry didn’t properly notify Nevada of the plutonium shipment. Tensions flared between Nevada Democratic Governor Steve Sisolak and the Trump administration amid an ongoing fight over the Energy Department (DOE) allegedly secretly shipping weapons-grade plutonium into the Silver State. Energy Secretary Rick Perry responded to those allegations in a letter to Sisolak sent Friday, which was obtained by The Daily Caller News Foundation. Perry’s...