Charles Booker, a Kentucky state representative, has received endorsements from national progressive leaders Bernie Sanders and Alexandria Ocasio-Cortez. The attention has helped him raise more money in the final stretch of the primary contest against former Marine Corps pilot Amy McGrath. Bryan Woolston/AP hide caption
Senate Majority Leader Mitch McConnell of Kentucky walks to the Senate chamber on Capitol Hill in Washington, D.C., on Tuesday. Patrick Semansky/AP hide caption
Senate Majority Leader Mitch McConnell said he has abandoned attempts to reach an agreement with Democratic leadership. Susan Walsh/AP hide caption
Senate Majority Leader Mitch McConnell, right, and Senate Minority Leader Chuck Schumer wait on stage together at the University of Louisville's McConnell Center before Schumer's scheduled speech last year. Bill Pugliano/Getty Images hide caption
Senate Majority Leader Mitch McConnell of Kentucky walks off the House floor in April. In his chamber, McConnell can decide virtually by himself what the Senate will do — and even what it will consider doing. Andrew Harnik/AP hide caption
A sign is posted outside the U.S. Customs and Border Protection station in Clint, Texas, earlier this week, where lawyers reported that detained migrant children were held unbathed and hungry. Mario Tama/Getty Images hide caption
The disclosure of millions of once-secret tobacco industry documents — which are now readily searchable online — has opened a window into Senate Majority Leader Mitch McConnell's interactions with tobacco executives and lobbyists. Alvaro Tapia Hidalgo for NPR hide caption
Senate Majority Leader Mitch McConnell, R-Ky., speaks to reporters at the Capitol Tuesday. J. Scott Applewhite/AP hide caption
Senate Majority Leader Mitch McConnell, R-Ky., argued a rules change was needed because Democrats were holding up President Trump's judicial and agency nominees. Patrick Semansky/AP hide caption
Sen. Edward Markey, D- Mass., speaks at a rally for the Green New Deal on Tuesday outside the Capitol in Washington. The deal failed to advance in the Senate. Matthew Daly/AP hide caption
President Trump said Thursday he would "probably have to veto" the resolution blocking his emergency declaration to build a wall on the U.S.-Mexico border. Evan Vucci/AP hide caption
Senate Majority Leader Mitch McConnell led the effort to advance an amendment that supports keeping U.S. troops in Syria and Afghanistan to fight ISIS and al-Qaida. Drew Angerer/Getty Images hide caption
The U.S. Capitol is seen Friday as the Senate worked on a House-passed bill that would pay for President Trump's border wall. After a procedural vote in the Senate, both chambers of Congress adjourned until midday Saturday. J. Scott Applewhite/AP hide caption
Lawmakers are proceeding with a plan to keep the federal government open through the holidays. Saul Loeb/AFP/Getty Images hide caption
Senate Majority Leader Mitch McConnell told reporters that the Senate was considering a response to the killing of Saudi journalist Jamal Khashoggi but declined to outline the options. Jacquelyn Martin/AP hide caption
Senate Majority Leader Mitch McConnell of Kentucky walks to the Senate floor for a vote on Thursday. Alex Brandon/AP hide caption
Sen. Joe Manchin, D-W.Va., walks to the Senate floor for a cloture vote on the nomination of Supreme Court Judge Brett Kavanaugh to the U.S. Supreme Court on Friday. Drew Angerer/Getty Images hide caption
The flag-draped casket of Sen. John McCain arrives inside the Rotunda of the U.S. Capitol on Friday. Drew Angerer/Getty Images hide caption
Republican reaction to Minority Leader Chuck Schumer's proposal to rename the Russell Senate Office Building for John McCain was mixed, even as Sen. Jeff Flake, R-Ariz., signed on as a co-sponsor. Chip Somodevilla/Getty Images hide caption
Sen. Chuck Grassley, R-Iowa, arrives at the Capitol in September. Thursday, despite pleas from Grassley, the Senate defeated an immigration bill that had been backed by the White House. J. Scott Applewhite/AP hide caption
Former Vice President Joe Biden speaks about U.S. relations with the Kremlin at the Council on Foreign Relations on Tuesday. Alex Brandon/AP hide caption
Senate Majority Leader Mitch McConnell, R-Ky., leaves the Senate floor on Monday after the Senate passed a continuing resolution to fund the federal government. The House followed suit, and the government is expected to reopen on Tuesday. Drew Angerer/Getty Images hide caption
President Trump, with House Speaker Paul Ryan of Wisconsin, Senate Majority Whip John Cornyn, R-Texas., and Senate Majority Leader Mitch McConnell of Kentucky, speaks to reporters after a retreat where GOP leaders made plans for 2018. Andrew Harnik/AP hide caption
Senate Majority Leader Mitch McConnell, R-Ky., says that in 2018, he wants to focus on issues that his party could work with Democrats on. Win McNamee/Getty Images hide caption