Sanders said "truth is truth," when questioned whether it was inappropriate to praise Fidel Castro.
A new poll from FiveThirtyEight/Ipsos has 59% saying Sanders has the best chance of beating Trump.
South Carolina could be Joe Biden's last chance to save his presidential campaign.
Donald Trump Jr.'s claim that Joe Biden has dementia backfired after critics claimed that it is the POTUS who's suffering from the condition.
With more than 60% of Nevada's precincts reporting, the 78-year-old was leading with 46% vote, leaving closest rival former Vice President Joe Biden at a distant 19.6%.
Nine in 10 Republicans see president Donald Trump winning re-election on November 3. But, so do three in 10 Democrats.
Sanders wins big in Nevada but some Democrats worry
Sen. Bernie Sanders said that "meeting adversaries is not a bad thing to do."
Donald Trump slurred his words at his recent rally, but he shockingly mocked Joe Biden due to the latter's stutter.
Sanders wins big in Nevada, stretching lead in Democratic race
Polls show Vermont Sen. Bernie Sanders as the frontrunner in the Nevada caucus.
Democrats battle for presidential race primacy in Nevada and beyond
Warren May Have Misspoke About Lesbians
3 Takeaways From The Las Vegas Debate
Party officials decided to go with the tried-and-true vote tally method: a telephone hotline.
Sen. Bernie Sanders leads former mayor Pete Buttigieg by double digits going into the Nevada caucus on February 22.
CNN saw Sanders as a winner of the debate since the attacks on Bloomberg kept the pressure off the front runner, Sanders.
Gone was the air of the confident billionaire who could snatch victory from Trump; the 77-year-old Bloomberg turned into a silent punching bag as his seasoned Democratic rivals unleashed their brutal attack.
The Nevada debate belonged to Sanders and Warren, who both came out looking like winners.
Several candidates have accused Bloomberg of trying to buy the Democratic presidential nomination with a massive ad buy. He makes his first appearance on the debate stage in Las Vegas.
After lackluster showings in Iowa and New Hampshire, several major donors to Joe Biden's campaign have switched their allegiance to Michael Bloomberg.
Mike Bloomberg's huge campaign spending is paying-off as he now ranks the second top Democrat contender behind Bernie Sanders heading into Super Tuesday
The DNC's lowered debate qualifications mean Bloomberg will join the debate on Wednesday