PHOTOS: Election Day 2018 in Clark County NEVADA REPUBLICAN WATCH PARTYPhoto by: Lupiani, Joyce PHOTOS: Election Day 2018 in Clark County NEVADA REPUBLICAN WATCH PARTYPhoto by: Lupiani, Joyce PHOTOS: Election Day 2018 in Clark County NEVADA REPUBLICAN WATCH PARTYPhoto by: Lupiani, Joyce PHOTOS: Election Day 2018 in Clark County HENDERSON, NEVADA - NOVEMBER 06: Election poll monitor volunteer Phillip Hollon of Nevada directs people arriving to vote at the Galleria at Sunset mall on November 6, 2018 in Henderson, Nevada. Americans vote on their choices of candidates in this midterm election, which is seen by many as a referendum on President Donald Trump. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller PHOTOS: Election Day 2018 in Clark County Steve Sisolak, who is running for governor of Nevada, stands in line to vote early Tuesday morning. Photo by KTNVPhoto by: Lupiani, Joyce PHOTOS: Election Day 2018 in Clark County Steve Sisolak, who is running for governor of Nevada, stands in line to vote early Tuesday morning. Photo by KTNVPhoto by: Lupiani, Joyce PHOTOS: Election Day 2018 in Clark County HENDERSON, NEVADA - NOVEMBER 06: Dawn L. Walker of Nevada votes at the Galleria at Sunset mall on November 6, 2018 in Henderson, Nevada. Americans vote on their choices of candidates in this midterm election, which is seen by many as a referendum on President Donald Trump. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller PHOTOS: Election Day 2018 in Clark County HENDERSON, NEVADA - NOVEMBER 06: Ariyonna Munshack of Nevada puts her "I Voted" sticker on her cousin Emma Henderson, 8, after voting at the Galleria at Sunset mall on November 6, 2018 in Henderson, Nevada. Americans vote on their choices of candidates in this midterm election, which is seen by many as a referendum on President Donald Trump. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: A man arrives to vote at a polling station on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: Election worker Leah Barney (R) watches over voters as they cast their ballots on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: Lesa Murphy is photographed by her son Elbert Murphy after she voted on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: A woman holds her daughters as she casts her ballot on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County HENDERSON, NEVADA - NOVEMBER 06: People vote at the Galleria at Sunset mall on November 6, 2018 in Henderson, Nevada. Americans vote on their choices of candidates in this midterm election, which is seen by many as a referendum on President Donald Trump. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller PHOTOS: Election Day 2018 in Clark County HENDERSON, NEVADA - NOVEMBER 06: People vote at the Galleria at Sunset mall on November 6, 2018 in Henderson, Nevada. Americans vote on their choices of candidates in this midterm election, which is seen by many as a referendum on President Donald Trump. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: A voter receives a Las Vegas Strip-themed "I Voted" stickers after voting on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County HENDERSON, NEVADA - NOVEMBER 06: People vote at the Galleria at Sunset mall on November 6, 2018 in Henderson, Nevada. Americans vote on their choices of candidates in this midterm election, which is seen by many as a referendum on President Donald Trump. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: Las Vegas Strip-themed 'I Voted' stickers are displayed at polling station at May Elementary School on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: A voter wears a Las Vegas Strip-themed 'I Voted' sticker after casting her ballot on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: People line up to vote at May Elementary School on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: A woman holds her sample ballot as she waits in line vote at May Elementary School on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: People line up to vote at May Elementary School on November 6, 2018 in Las Vegas, Nevada. Americans vote on their choices of candidates in this midterm election, which is largely seen as a referendum on President Donald Trump. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: People line up to vote at May Elementary School on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker PHOTOS: Election Day 2018 in Clark County LAS VEGAS, NV - NOVEMBER 06: People line up to vote at May Elementary School on November 6, 2018 in Las Vegas, Nevada. Turnout is expected to be high nationwide as Democrats hope to take back control of at least one chamber of Congress. (Photo by David Becker/Getty Images)Photo by: David Becker