President Donald Trump will swear in Markwayne Mullin as the next homeland security secretary at 1:30 p.m. Tuesday.

Donald Trump is about to be be sworn in Monday as the 47th U.S. president. The president-elect leaned in to kiss Melania ...

Watch President Trump's inauguration, including the swearing-in ceremony, his inaugural address at the U.S. Capitol and his ...

Shocking photo reveals unexpected twist at Trump's swearing-in for Markwayne Mullin. Democrats left speechless! #Trump ...

President Donald Trump gave a speech at Homeland Security Secretary Markwayne Mullin’s swearing-in ceremony, in which he commented on Mullin’s wife’s looks. “I want to thank the family, because ...

President Trump will host a swearing-in ceremony Wednesday afternoon for Sen. Markwayne Mullin (R-Okla.), who was confirmed Monday to lead the Department of Homeland Security (DHS). Trump tapped ...

President Donald Trump and the new secretary participated in a swearing-in ceremony Tuesday.