U.S. Sen. Josh Hawley (R-Missouri) introduced a bill Tuesday with U.S. Sen. Peter Welch (D-Vermont) to raise the federal minimum wage to $15 an hour, making him one of the few Republicans to support the cause.

Mo., introduced a bill to raise the federal minimum wage to $15 per hour, making him a rare congressional Republican to endorse the historically liberal cause.

Missouri Senator Josh Hawley is co-sponsoring a new proposal to raise the federal minimum wage. The legislation, introduced by the Republican Hawley and Democratic Senator Peter Welch of Vermont, raises the minimum wage to $15 per hour.