Dallas March 7, 2018 4:39 pm Harmonicas Could Help Strengthen Patients' Lungs It’s an unconventional treatment for people with breathing illnesses. Doctors are tracking the progress of musicians with COPD who use harmonicas. Wake Up to Something Good 2:25 Superintendents work to improve safety in North Texas schools 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 1:12 WATCH: Texas gorilla caught ticking her baby during adorable mother-son moment