Three things to watch in Tuesday's primaries and caucuses
Voters head to the polls in Arizona, Utah, and Idaho (Democrats only)
John Kasich
How to watch Tuesday's contests in Arizona, Utah, Idaho
Voters head to the polls in three states Tuesday
Trump "hopelessly naive" and "dead wrong" on NATO, GOP opponents say
Ted Cruz and John Kasich slammed the Republican front-runner's remarks on the United States' involvement in NATO
Poll: Who's to blame for violence at Trump rallies?
Trump's frontrunner status for the GOP nomination hasn't been compromised by the incidents of violence that have occurred at some of his rallies
Ted Cruz trounces John Kasich in fundraising
Donald Trump loaned himself $6.9 million of his own money for his campaign
Graham: Trump is a "demagogue of the greatest proportion"
The former presidential hopeful tells "Face the Nation" he's had his differences with Texas Sen. Ted Cruz, but that it's time to back him
John Kasich guarantees brokered GOP convention
Ohio governor told "Face the Nation" that Donald Trump's suggestion that there would be riots if he doesn't get the nomination is "outrageous"
John Kasich: I'd consider nominating Merrick Garland to Supreme Court
The Ohio governor and GOP presidential candidate tells "Face the Nation" Republican senators "probably ought" to at least meet with Obama's nominee
John Kasich: "Outrageous" for Donald Trump to raise specter of "riots"
Ohio governor criticizes Trump in "Face the Nation" interview for saying there would be "riots" if he's denied the nomination at a contested convention
2016 Diary, March 18: Donald Trump, the GOP convention, and wishful thinking
John Dickerson examines why Donald Trump suggested there may be riots if he's denied the GOP nomination, the possibility of a contested convention, and more
Sunday: Bernie Sanders, John Kasich, Lindsey Graham, and a new 2016 focus group
Tune in for the latest on the 2016 election and the fight over President Obama's nominee to the Supreme Court
Kasich piles on Trump over convention "riots" comment
Trump also drew a snarky critique from the Los Angeles Times editorial board
Missouri GOP announces delegate allocation from primary
The allocation is only tentative until Missouri's secretary of state certifies the results
What happens to Marco Rubio's delegates?
After the Florida senator's exit from the GOP race Tuesday night, some of his 164 delegates will be up for grabs going forward
How Cruz and Kasich could deny Trump the nomination
"Face the Nation" host John Dickerson explains how Ted Cruz and John Kasich could deny Donald Trump the delegates he needs to be the nominee
Trump on contested convention: "I think you'd have riots"
Donald Trump is on pace to win the Republican nomination, but Ted Cruz and John Kasich said they'll fight on
Why Cruz refuses to attack Kasich
The Texas senator holds his fire
Rubio backer drops effort to keep Kasich off the Pennsylvania ballot
The Rubio backer had challenged the Kasich campaign in court, arguing it submitted an insufficient number of signatures to get on the ballot
John Kasich keeps his hopes alive with Ohio win
The Ohio governor finally wins a primary -- in a state where he's never lost an election
Why Kasich might just prove to be the Trump killer
With Rubio out of the race and a slew of blue state primaries left to go, the Ohio governor could pull off a miracle
GOP faces mounting odds of a contested convention
Donald Trump has widened his lead in the delegate count, but losing Ohio makes it unclear if he can secure the 1,237 delegates needed before July
What's the top Google search question about Donald Trump?
Google is tracking the top trending questions about the presidential candidates on the search engine in Florida and Ohio Tuesday
Kasich plans to address his "deep concerns" with Trump
The Ohio governor predicts he will win his state in its critical winner-take-all primary Tuesday
Gov. John Kasich plans for "whole new ball game" with Ohio win
Victory in the Buckeye state would move along the governor's strategy to stop Trump from the Republican nomination with a contested convention
Pete Rose's lawyer denies Rose endorsed Trump
GOP front-runner tweeted pic of signed baseball by Ohio legend before primary, but Rose's lawyer says he's not sure how he got it
Poll finds Democrats still boosted by voters' economic concerns
Israeli election to test Benjamin Netanyahu's ability to hold power
Elon Musk says SpaceX throttled Ukraine Starlink speeds over drone strikes
In the Venezuelan stronghold of Doral, some voters discouraged by Trump's policies
More than 1,000 arrested in France as protesters and police clash
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Iran says potential new U.S. strikes won't change Tehran's position
At least 12 injured, including 6 children, in shooting near Florida A&M
In Ohio rally, Obama blasts Ramaswamy, GOP over controversial Acton ad
