Meet Markwayne Mullin, the new multimillionaire head of DHS, who owns a cattle ranch in Oklahoma

After months of infighting over the Department of Homeland’s handling of ICE’s immigration crackdown, President Trump announced on Thursday that he will replace Secretary of Homeland Security Kristi Noem with Republican Sen. Markwayne Mullin, a junior senator hailing from the state of Oklahoma.

“The president and I are good friends,” Mullin told reporters after the announcement. “We look forward to working closer with the White House.”

“Obviously, I’m gonna be over there a lot more.”

The Senator...