Donald Trump, accompanied by New Jersey Gov. Chris Christie, left, and his son, Eric Trump, third from left, takes questions from members of the media during a news conference on Super Tuesday primary election night in Palm Beach, Fla., March 1, 2016.

Members of a precinct gathered in a room raise their hands during the Democratic caucus in Boulder, Colo., March 1, 2016.

Bruce Larson, center, convenes voters at a Democratic party caucus site at Jefferson Community School, March 1, 2016 in Minneapolis, Minnesota.

Sen. Ted Cruz addresses the crowd during an election night watch party, March 1, 2016, in Stafford, Texas.

Hillary Clinton speaks at her Super Tuesday primary night party in Miami, Florida, March 1, 2016. REUTERS/Jonathan Ernst

Sen. Marco Rubio reacts to the Super Tuesday primary and caucus voting results at a campaign rally in Miami, March 1, 2016.

John Evans points across the room while waiting for Sen. Ted Cruz to take the stage during an election night watch party, March 1, 2016, in Stafford, Texas.

Republican voters line up outside a polling place, March 1, 2016 in Anchorage, Alaska.

Sen. Bernie Sanders is joined onstage by his wife Jane at his Super Tuesday rally in Burlington, Vermont March 1, 2016.

Ohio Gov. John Kasich, hugs Lillian Loggans of Hattiesburg prior to addressing a Central Mississippi Republican Party fund raising dinner in Jackson, Miss., March 1, 2016.

Supporters of Hillary Clinton react after a television network projected her wins in Georgia and Virginia at a campaign rally at a film studio in Miami, Florida, March, 1, 2016.

Joanna Walters puts on a "I'm a Georgia Voter" sticker on her American flag shirt as she votes during Georgia's primary election at the polling station at South Lowndes Recreation Complex in Lake Park, Ga., March 1, 2016.

Ben Carson speaks to supporters at his campaign at his Super Tuesday election party at the Grand Hotel on March 1, 2016 in Baltimore, Maryland.

Supporters of Democratic presidential candidate Hillary Clinton cheer as the results of the polls are announced during a campaign event on Super Tuesday in Miami, March 1, 2016.

Supporters of democratic candidate Bernie Sanders gather in London, March 1, 2016, as voting begins in the U.S. Democrats Abroad Global Presidential Primary.(AP Photo/Frank Augstein)

Sen. Marco Rubio, speaks during a campaign rally, March 1, 2016, in Andover, Minn.

A man holds a poster of Republican presidential candidate Donald Trump during a rally, March 1, 2016, in Louisville, Ky.

Republican presidential candidate Donald Trump speaks at a campaign rally on Super Tuesday in Columbus, Ohio, March 1, 2016.

Democratic presidential candidate Hillary Clinton greets people at Mapps Coffee shop in Minneapolis, Minn., March 1, 2016.

Sen. Bernie Sanders, waves as he leaves a news conference after voting in the Vermont primary in Burlington, Vermont, March 1, 2016.

Republican presidential candidate Ohio Gov. John Kasich addresses a town hall-style meeting at the George Mason University Law School on Super Tuesday, March 1, 2016, in Fairfax, Va.

Republican presidential candidate, Senator Ted Cruz, center, voting at a polling station in Houston, Texas, March 1, 2016.

Hoss Nethers, right, along with other supporters, wait for the arrival of Republican presidential candidate Donald Trump at the Signature Flight Hangar at Port-Columbus International Airport, March 1, 2016, in Columbus, Ohio.

Mike Camp uses a magnifying glass as he marks his ballot a polling center in Edmond, Okla., March 1, 2016.

A voter makes her way through the polling place at Fairfax, Va. Circle Baptist Church during Super Tuesday voting March 1, 2016. Officials are expecting a record turn out of voters in Virginia, one of a dozen states holding presidential primaries or caucuses.

Poll worker John Mayrand mans a crank-operated-ballot box on March 1, 2016 in Montague, Mass.

A stack of "I voted" stickers are seen at one of the Virginia primary election polling stations. Voters in a dozen states will take part in Super Tuesday -- a series of primaries and caucuses in 12 states.

Voters wait in line in the pre-dawn hours to vote in the Virginia primary at a historic property called the Hunter House at Nottoway Park in Vienna, Va.

Super Tuesday included U.S. Democrats living in Germany who cast their ballots at a polling station in a restaurant in Frankfurt, Germany, March 1, 2016.

Voters stand in line to await voting at the McGee Community Center in Conway, Arkansas. Americans began voting in the crucial Super Tuesday primaries and caucuses in what is deemed the most critical day in the presidential nominating process.