SAN YSIDRO, CA-FEB 7: A border patrol officer stands guard along the U.S.-Mexico border on Wednesday, February 7, 2018 in San Ysidro, California.  The rally coincides on the eve of Congress's spending bill deadline and is urging lawmakers to pass a clean Dream Act without provisions for a border wall.(Photo by Sandy Huffaker/Getty Images)
SAN FRANCISCO, CA - JANUARY 22:  Vials of the Fluvirin influenza vaccine are displayed at a Walgreens phramacy on January 22, 2018 in San Francisco, California. A strong strain of H3N2 influenza has claimed the lives of 74 Californians under the age of 65 since the flu season began in October of last year. People are being encouraged to get flu shots even through the vaccine has been only 30% effective in combating the influenza.  (Photo by Justin Sullivan/Getty Images)
on February 8, 2018 in Washington, DC.
during the Opening Ceremony of the PyeongChang 2018 Winter Olympic Games at PyeongChang Olympic Stadium on February 9, 2018 in Pyeongchang-gun, South Korea.
Koreas Exchange Historic Handshake Before Winter Olympics Opening
Obama-Backed Dem Group To Invest Millions In 11 State-Level Elections
on May 2, 2017 in Washington, DC.
XXX during previews ahead of the PyeongChang 2018 Winter Olympic Games at XXXX on February 7, 2018 in Pyeongchang-gun, South Korea.
Global Share Prices Sink After Major US Index Enters Correction
President Donald Trump makes remarks during the National Prayer Breakfast, February 8, 2018, in Washington, DC. Thousands from around the world attend the annual ecumenical gathering and every president since President Dwight Eisenhower has addressed the event. .          ISP POOL Photo by Mike Theiler/UPI
Trump To Propose Lowering Prescription Drug Costs For Those On Medicare
on February 8, 2018 in Washington, DC.
UNITED STATES - JANUARY 23: Sens. Bob Menendez, D-N.J., and Jon Tester, D-Mont., are seen during a Senate Banking, Housing and Urban Affairs Committee hearing in Dirksen Building on the nominations of Jelena McWilliams, Marvin Goodfriend, and Thomas Workman on January 23, 2018. (Photo By Tom Williams/CQ Roll Call)
on February 8, 2018 in Washington, DC.
Senate Intelligence Committee Chairman Richard Burr (R-NC) and committee Vice Chair Mark Warner (D-VA) hold a news conference on the status of the committee's inquiry into Russian interference in the 2016 presidential election at the U.S. Capitol October 4, 2017 in Washington, DC.
ARLINGTON, VIRGINIA - Secretary of the Interior Ryan Zinke attends an event at the U.S. Marine Corps War Memorial announcing the newly carved engravings of Afghanistan and Iraq campaigns and the restoration project of the memorial, in Arlington, Virginia Tuesday November 21, 2017. Business man and philanthropist David Rubenstein's gifted millions of dollars to the make the restoration project possible. (Photo by Melina Mara/The Washington Post)