Here is what the page “ABC World News Tonight: Security Lockdown and Chemical Tank Emergency” contains. David Muir leads tonight's coverage with several breaking stories, starting with a security lockdown at the White House. Correspondent Selina Wang reports on the multiple gunshots heard nearby that triggered the emergency response. Simultaneously, Jaclyn Lee provides live updates from Orange County, California, where 50,000 residents are facing evacuation orders due to a dangerously unstable chemical tank.
The broadcast also features Alex Presha reporting from Washington, DC, on the status of a potential diplomatic breakthrough with Iran. President Trump has indicated that an agreement, which includes the reopening of the Strait of Hormuz, will be announced shortly. This comprehensive program covers the day's most pressing national safety issues and international developments. The full version stays on the original page, which this listing opens directly.