Your safety and national security are constantly being managed by a key figure in the U.S. government. You might be surprised by the sheer breadth of responsibilities this single cabinet member oversees, from border protection to cybersecurity.
Markwayne Mullin's recent questioning of Homeland Security Secretary Alejandro Mayorkas has put this critical cabinet position in the spotlight.
Mullin, a Republican Senator from Oklahoma, engaged Mayorkas in a heated exchange during a Senate hearing on border security.