Donald Trump has for the most part succeeded in bringing the Republican party behind him, but on Saturday one prominent GOP lawmaker broke with the President on a key issue. It was recently announced that Trump would start imposing additional tariffs on a broad swath of nations,

The Wall Street Journal criticized Trump, accusing him of prioritizing “unions over workers,” while Fox News contributor Katie Pavlich called on Senate Republicans to “vote this nomination down.” She said: “A co-sponsor of the Pro-Act as Labor Secretary? Absolutely not.”

Sen. Rand Paul (R-KY) announced Monday he would not back President Donald Trump’s nominee for labor secretary, former Oregon Rep. Lori Chavez-DeRemer. Paul said he didn’t believe Chavez-DeRemer’s support for major labor-friendly legislation was “a good thing” in a social media post explaining his decision.

Sen. Rand Paul (R-Ky.) will vote against the confirmation of President Trump’s nominee, former Rep. Lori Chavez-DeRemer (R-Ore.), to lead the Department of Labor, his spokesperson confirmed on Tuesday.