Episode 193

Morgan Norwood reports on the powerful tornadoes targeting the Midwest after heat-fueled thunderstorms spread across the region as dangerous heat suffocates much of the East Coast, and Lee Goldberg has the forecast; Kayna Whitworth has the latest on 7.3 magnitude earthquake off the coast of Alaska, triggering the NWS to issue a tsunami warning, according to the agency; Pierre Thomas with unusual details on the heavily armed suspect arrested by Capitol police after discovering an assault rifle, a sword, bow and arrow and a medieval-style hatchet in the suspects car; and more on tonight's broadcast of World News Tonight with David Muir.