 Heat advisories are in effect for a large swath of Texas with temperature highs forecast to reach the triple digits for several days. CBS's Omar Villafranca is in Dallas. The heat that we're experiencing right now, folks in the South jokingly call it the pre-bake. We're preheating right now. While this is hot to other parts of the country, it is going to get hotter, and we know it's going to get hotter come July and August.