Rubio warns a debate about amending presidential pardon powers could ensue
More than half of the Senate's lawmakers express concern about bill under discussion that would require that claimants be Polish citizens and limit compensation to spouses, children or grandchildren
Both McCain and Rubio have offered support for Trump as the Republican's White House nominee, but remain concerned that his provocative comments could alienate moderate and independent voters in their states.
Rubio said he was running in part to keep Trump in check, should he be elected president.
Florida Republican, who announced his retirement from the Senate after ending presidential bid in March, says shooting has 'most certainly has impacted my thinking.'
Delegates earned by Rubio could be handed to Trump or Cruz, but the former candidate is choosing to retain his delegates in an attempt to keep Trump from the nomination and earn support in a contested convention.
Marco Rubio actively fed the frenzy of hate and resentment that ultimately consumed him.
Clinton's victories in Florida, Illinois, Ohio and North Carolina cast doubt on U.S. Sanders' ability to overtake her for the Democratic Party's nomination.
'Israel is a special creation for the Jewish people,' Republican presidential hopeful says ahead of primary contest in his home state of Florida.
Israel was the subject of a heated exchange in last week's GOP debate, with Donald Trump hammered by his opponents for saying he would be a neutral broker of Israeli-Palestinian peace.
A series of Republican favorite-son candidacies may be the only way to stop Trump from picking up the 1,237 delegates he needs to take the nomination.
With a Trump sweep of this week's contests, the frontrunner could begin to secure the nomination, but there are many scenarios to consider.
With decisive victories in a number of states the real-estate mogul can begin to secure the nomination for the Republican party, Kasich and Rubio simply want to stay relevant.
The Sunshine State's Republican presidential primary will put the homegrown Senator's future in politics to the test, perhaps hindering him for years to come.
The Republican front-runner rejects call to modify his campaign rhetoric amid increasing instances of violence at his events.
Taken together, weekend's events expose anew the remarkable anxiety ripping through a country dealing with profound economic and demographic changes, as well as the anger roiling inside the GOP.
Earlier, Rubio and Kasich suggested they may not support Trump if he becomes the GOP nominee.
Trump has been adjusting the public image that he's spent years cultivating, first in the tabloids, then on reality TV, and most recently, during his unexpected White House bid.
Marco Rubio's Foreign policy adviser, Dan Senor, says Trump would yield another term of Obama's policies toward Israel during visit to Florida Jewish temple.
Republican president candidate visits Jewish temple in Florida, lays blame for conflict on Palestinian Authority's lack of will to reach peace agreement.
Carson speaks of 'two Donald Trumps' and says voters will begin to see a more 'cerebral' side of the Republican front runner.
Crucial primaries on 'Super Duper Tuesday' include states with over 1.2 million Jews, including Florida’s 650,000 strong and potentially decisive community.
Texas Senator Ted Cruz claims Palestinian Authority in unity government with Hamas while Kasich says pursuing the two-state solution a "mistake."
Many Ohio steelworkers claim to identify with Republican frontrunner's broadsides against illegal immigration and tirades against trade with China and Mexico.
Trump has staked out uncompromising positions on Asia policy that has already prompted some sharp commentary from usually friendly countries in Asia and expressions of contempt from GOP foreign policy hands.
Possible Cruz supporters include reluctant Senate colleagues and former presidential rivals with strong ties to major donors, who have long feared Cruz's purist ideology but dread the prospect of a Trump nomination even more.
Trump is following the standard practice of wealthy candidates who use their own money for presidential campaigns, a review of Federal Election Commission records shows.
Vicente Fox says that if Trump were to raise duties on Mexican goods to fund border wall construction, Mexico would have to react in kind.
Often-brash Trump softened his tone hours after securing three more primary victories, praising Paul Ryan as a man he respects and encouraging Mitt Romney to promote party harmony.
The new ads, funded by a collection of wealthy donors and GOP strategists, attack Trump as a jobs outsourcer.