July 19, 2012 12:04 am MedStar Braces for Heat-Related Calls As temperatures again return to the triple-digit mark, emergency crews are preparing for an increase in heat-related calls. Wake Up to Something Good 1:25 Several North Texas communities in storm's path battled flood 1:55 Storm in Hill County triggered Tornado Warning for hours 3:37 Texas tornadoes caught on video 7:16 Severe storms bring tornadoes, flash flooding, hail and lightning to North Texas 4:27 ‘My house, gone,' Texas resident recounts returning home after reports of a tornado