A series of strong performances on the campaign trail and missteps by other candidates have helped improve Rubio's prospects. NBC News reports.» Read More
Some 35 percent of Americans support the Iran deal, while 33 percent oppose it, according to a new NBC-Wall Street Journal poll.
Presidential hopeful Chris Christie tells CNBC's John Harwood he will run a different race from the one he envisioned earlier.
Presidential hopeful Chris Christie talks to CNBC's John Harwood about the crowded GOP field, his record, and why Hillary Clinton is wrong.
Hillary Clinton's allies do not hide their annoyance at the implication by Joe Biden's advisers that she is vulnerable. The NYT reports.
New York City's new initiative to reduce unnecessary jail stays will affect defendants, taxpayers, industries and communities.
Donald Trump has surged into the national lead in the primary race, a new NBC News/ Wall Street Journal poll shows.
Industrialist and conservative donor Charles Koch challenged conservatives to end "corporate cronyism", even if it helps his businesses.
The State Department made public new swaths of Hillary Rodham Clinton's emails, while her campaign released a letter from her doctor about her health.
The Attorney General of Texas, Ken Paxton, was indicted on three charges earlier this week, NBC Dallas-Ft. Worth reported on Saturday.
Donald Trump's GOP presidential candidacy has been successful, but too controversial to have staying power, former House Majority Leader Eric Cantor tells CNBC.
There were sharp decreases among uninsured people in Texas and California, but the rate among Hispanics continues to be relatively high.
Puerto Rico's expected default on debt due Saturday would be the start to what could end up becoming one of the largest municipal restructurings.
GOP presidential candidate Rick Perry said he lives in reality, not on reality TV—taking a shot at rival Donald Trump.
The Trump tax policy is a mixed bag. But there seems to be a nice dose of supply-side in that mix, says Larry Kudlow.
An LA union wants to be exempt from the $15 minimum wage it supports. How unions and cities are flexing their power in the wage fight.
Medicare turned 50 in better financial shape than some experts had predicted. But funding changes may be coming.
The Federal Reserve on Wednesday both declined to raise interest rates and provide any clues about when a hike is on the way.
Former Fed Chairman Alan Greenspan said one issue is more important to the U.S. economy now than monetary policy.
The only thing more difficult for Republicans than a Donald Trump in the race may be a Trump who's no longer in the race.
Republicans in the House tell President Obama to fire IRS head, or the House will proceed with charges and perhaps impeachment.