The fifth-largest wildfire in Texas history has forced a nuclear weapons facility outside of Amarillo to temporarily pause operations on Tuesday. The Smokehouse Creek Fire has burned more than 300,000 acres of land since Monday. Evacuations were ordered in parts of Texas and Oklahoma. Texas Governor Greg Abbott has issued disaster declarations for 60 counties as temperatures have soared across the region. On Monday, temperatures in Dallas reached 94 degrees Fahrenheit. Heat records have been broken across the Midwest.