Presidential candidates Donald Trump and Bernie Sanders won primary elections in Michigan on Tuesday.

Sanders' victory in the Democratic Party primary in Michigan was a surprise, or upset, against former Secretary of State Hillary Clinton. Many polls showed Clinton a big favorite to defeat Sanders. Sanders, a senator from Vermont, got 50 percent of the vote in Michigan. Clinton received 48 percent of the vote.

Sanders said the victory in Michigan means his "political revolution" is strong across America.

Republican U.S. presidential candidate Donald Trump speaks in front of a display of Trump water, wine and steaks as he talks about the results of the Michigan, Mississippi and other primary elections during a news conference held at his Trump National Gol

Sanders had support from minorities and young voters, according to pollsters.

Clinton won the primary held Tuesday in the southern state of Mississippi.

Clinton has the support of 1,221 delegates according to the Associated Press delegate tracker. Sanders has 571.

A total of 2,383 Democratic delegates are needed to be nominated.

Republican Party candidate Donald Trump widened his lead for the GOP nomination with victories in Michigan, Mississippi and Hawaii.

Trump won in Michigan by receiving 37 percent of the vote. He won the support of 25 delegates.

Ted Cruz, a senator from Texas, won the Idaho primary. Cruz finished second to Trump in the Michigan primary.

The state primary to watch for the GOP candidates next week is the Florida primary. Republican candidate Marco Rubio is a senator from Florida. He predicted victory in his home state. Ninety-nine delegates are at stake in the Florida primary.

"I believe with all my heart that the winner of the Florida primary next Tuesday will be the nominee of the Republican Party," Rubio told supporters.

Trump also predicted victory in Florida. He called Florida his "second home." Trump is ahead in the polls over Rubio.

Trump has won 458 delegates, overall. Cruz is in second place with 359 delegates. A total of 1,237 GOP delegates are needed for nomination.

This story is based on reports from VOANews. Jim Dresbach adapted the story for Learning English. Kathleen Struck was the editor.

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Words in This Story

primary election – n. an election in which members of the same political party compete against each other for the chance to be in a more important election

poll – n. an activity in which several or many people are asked a series of questions in order to get information about what most people think about something

Democratic Party – n. one of the two main political parties in the U.S.

Republican Party – n. one of the two main political parties in the U.S.

GOP – n. short for "Grand Old Party," the nickname of the Republican Party

stake – n. in a position to be lost or gained