Republican leaders have been unable for months to get 50 GOP senators to support a bill that would repeal and replace Obamacare.
See which stocks are posting big moves after the bell.
U.S. stocks closed lower Monday as declines in technology stocks offset gains in energy stocks.
Brent crude oil hit a new 2017 high, continuing a rally fueled by improving demand and expectations that producers will extend output cuts.
North Korea's foreign minister makes his comments after President Trump said the regime "won't be around much longer."
The announcement from Facebook-owned Instagram further solidifies Facebook as one of the most dominant companies in online advertising.
Former Rep. Anthony Weiner was sentenced Monday to 21 months in prison for sexting with a 15-year-old girl.
T-Mobile and Sprint are entering due diligence on their deal, sources tell CNBC's David Faber.
"Just because you have a Twitter account doesn't mean you have to use it," Cuban says.
Some of the names on the move ahead of the open.
William Dudley is the president of Federal Reserve Bank of New York and vice-chairman of the policy-setting Federal Open Market Committee.
Oil prices came under pressure from a strong dollar, but kept most of their gains from the previous session.
Japanese Prime Minister Shinzo Abe announced a snap election for next month, according to the Kyodo news agency on Monday.
Angela Merkel's conservative bloc will be the largest party in the next German parliament, but provisional election results point to a worse-than-expected majority for the German chancellor.
South Korea's weather agency said it believed it to be a natural earthquake.
The federal government is telling election officials in 21 states that hackers targeted their systems last year, although in most cases the systems were not breached.
U.K. Prime Minister Theresa May wants a transition phase before her country leaves the European Union completely. However, she has failed to provide solid details on how she sees that period looking like.
These are the stocks posting the largest moves before the bell.
The third round of renegotiations of the North American Free Trade Agreement is set to kick off Friday.
North Korean dictator Kim Jong Un chastised Donald Trump, calling the president's United Nations address "unprecedented rude nonsense."