John Cornyn

The former state senator and Democratic nominee for governor says she is "looking very seriously at Congressional District 21."

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The state party is launching an early, aggressive campaign to "define Cornyn before he defines himself."

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Among those voicing opposition to the move are U.S. Sens. John Cornyn and Ted Cruz, as well as Lt. Gov. Dan Patrick.

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The fate of a half-dozen Republican congressional incumbents in Texas and, perhaps, the outcome of the presidential race could depend on how the U.S. Senate race in Texas goes.

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A source close to Castro said the four-term congressman will very likely soon announce a bid for U.S. Senate.

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But multiple Republican senators joined Democrats in backing the resolution, which passed the Senate. President Donald Trump has said he'll veto the measure.

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O'Rourke came close to a big political upset last year by harnessing Democratic voters' desire to deny Ted Cruz another term in the U.S. Senate. Could that work in a presidential race?

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The list of Democrats openly mulling a bid against the U.S. senator in 2020 continues to grow. The latest addition: Joseph Kopser, who ran for an open congressional seat last year.

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Given the choice between re-electing President Trump or choosing someone else, a narrow majority of Texans would like to see a change in 2020, according to a University of Texas/Texas Tribune Poll.

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The fourth-term congressman made clear he's eyeing a U.S. Senate bid now that former U.S. Rep. Beto O'Rourke confirmed he will not be running for that post.

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The former El Paso congressman and 2018 U.S. Senate candidate ruled out running against U.S. Sen. John Cornyn. Whether he'll make a White House bid is still unknown.

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The San Antonio Democrat portrayed the resolution as a defense of the separation of powers among government branches. While Sen. John Cornyn said he will oppose the resolution, Sen. Ted Cruz was less clear on his stance.

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The two Texans interested in the Democratic nomination for president in 2020 don't have to choose between running for national office or running for U.S. Senate. The law allows them to do both.

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O'Rourke, an El Paso Democrat, said he'll decide before the end of the month whether he'll join a growing list of Democrats hoping to challenge President Donald Trump in 2020.

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The president's support comes 21 months before Election Day.

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The military veteran and unsuccessful 2018 congressional candidate is considering running for U.S. Senate in 2020, as well as challenging U.S. Rep. John Carter again.

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The state's senior senator is taking little for granted as he seeks a fourth term.

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Steve Munisteri is headed home to help Texas' senior U.S. senator in his 2020 re-election bid.

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U.S. Sen. John Cornyn, R-Texas, announced Tuesday his 2020 campaign manager will be John Jackson, who led Gov. Greg Abbott's successful re-election bid last year.

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At issue was a December announcement that the U.S. Treasury Department would lift sanctions against companies tied to a Russian oligarch with strong ties to Russian President Vladimir Putin.

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