WASHINGTON, DC - SEPTEMBER 13: Senate Majority Whip John Cornyn (R-TX) talks to reporters with Sen. John Thune (R-SD) (L) and Senate Majority Leader Mitch McConnell (R-KY) following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. McConnell said that Republican vice presidential candidate Gov. Mike Pence joined the GOP senators for their conference. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Senate Majority Leader Mitch McConnell (R-KY) (C) talks to reporters along with (L-R) Sen. John Barrasso (R-WY), Sen. John Thune (R-SD) and Senate Majority Whip John Cornyn (R-TX) following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. McConnell said that Republican vice presidential candidate Gov. Mike Pence joined the GOP senators for their conference. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Sen. Patty Murray (D-WA) (C) talks to reporters with Sen. Charles Schumer (D-NY) (L) and Senate Minority Leader Harry Reid (D-NV) following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. Reid repeated his call on the Senate Republicans in the majority to allow a vote for funding to fight against the Zika virus and to pass a federal budget continuing resolution. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Sen. Patty Murray (D-WA) talks to reporters following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. Senate Minority Leader Harry Reid (D-NV) repeated the Democrats' call on the Senate Republicans in the majority to allow a vote for funding to fight against the Zika virus and to pass a federal budget continuing resolution. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Senate Minority Leader Harry Reid (D-NV) (C) talks to reporters with Sen. Patty Murray (D-WA) (L) and Sen. Charles Schumer (D-NY) following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. Reid repeated his call on the Senate Republicans in the majority to allow a vote for funding to fight against the Zika virus and to pass a federal budget continuing resolution. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Senate Majority Leader Mitch McConnell (R-KY) (C) talks to reporters along with (L-R) Sen. Roger Wicker (R-MS), Sen. John Barrasso (R-WY), Sen. John Thune (R-SD) and Senate Majority Whip John Cornyn (R-TX) following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. McConnell said that Republican vice presidential candidate Gov. Mike Pence joined the GOP senators for their conference. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Sen. Charles Schumer (D-NY) talks to reporters following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. Senate Majority Leader Harry Reid (D-NV) repeated his call on the Senate Republicans in the majority to allow a vote for funding to fight against the Zika virus and to pass a federal budget continuing resolution. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - SEPTEMBER 13: Senate Minority Leader Harry Reid (D-NV) talks to reporters following the weekly Senate Democratic policy luncheon at the U.S. Capitol September 13, 2016 in Washington, DC. Reid repeated his call on the Senate Republicans in the majority to allow a vote for funding to fight against the Zika virus and to pass a federal budget continuing resolution. (Photo by Chip Somodevilla/Getty Images)