40+ House Republicans rally behind Markwayne Mullin for DHS, call it a ‘critical moment’ for border security

This material may not be published, broadcast, rewritten, or redistributed. ©2026 FOX News Network, LLC. All rights reserved. Quotes displayed in real-time or delayed by at least 15 minutes. Market data provided by Factset. Powered and implemented by FactSet Digital Solutions. Legal Statement. Mutual Fund and ETF data provided by LSEG. Chad Wolf, former acting DHS Secretary, weighs in on President Donald Trump's nomination of Sen. Markwayne Mullin, R-Okla., as the new DHS secretary. FIRST ON FOX: Nearly 50 House Republicans are writing to President Donald Trump backing Sen. Markwayne Mullin, R-Okla., to lead the Department of Homeland Security (DHS) after Kristi Noem's ouster. The pragmatist GOP Main Street Caucus is taking a formal stance, endorsing Mullin on Monday, as well as backing a targeted crackdown on illegal immigrant criminals in the U.S. It's a rare formal statement by the House Republican group, led by both Chairman Mike Flood, R-Neb., and Rep. Nick LaLota, R-N.Y., and signed by 47 other GOP lawmakers. "Senator Mullin has demonstrated a steadfast commitment to border security. His familiarity with the legislative process and his longstanding support for pro-America pol