President Trump conducted a formal swearing-in ceremony for Markwayne Mullin as the new Secretary of the Department of Homeland Security. The event took place in the Oval Office, marking the official start of Mullin's tenure in this key government position.
The ceremony was covered by ABC News, which provides continuous updates on national and international developments, including live streaming and exclusive interviews. ABC News can be accessed through their app and various social media platforms, offering viewers comprehensive news coverage.