Donald Trump has reached the magic number of 1,237 delegates, according to The Associated Press, making him the presumptive Republican nominee for president.
Garnering support of 1,238 delegates out of 1,237 needed, Trump is now the Republican Party's presumptive nominee.
Women have voted Democratic since 1992, while men consistently vote more to the right. This year, that gap could be bigger than it has been in more than six decades.
The city is now synonymous with the deadly nuclear age that began there more than seven decades ago. White House officials stress that Obama will not apologize for the bombing.
The report doesn't materially change the controversy or reveal new facts. It is a reminder of a bad decision that has been a weight on Clinton's campaign since before she announced she was running.
Polls say if Hillary Clinton is the nominee, some Bernie Sanders supporters would shift alliances to Donald Trump. David Greene talks to Jim Davis, the Democratic Party chairman in Fayette County, Pa.
Sen. Warren is increasingly taking on Donald Trump. She's also a prolific fundraiser and promoter of Senate Democrats who are running for election intent on regaining a majority.
The TSA administrator testified before a House panel about what he's doing to address the long security lines at airports. David Greene talks to Rep. Michael McCaul, R-TX, who chaired the hearing.
NPR's Kelly McEvers talks to political reporter Jon Ralston and his son, Jake Ralston, about Jake's transition from female to male.
The State Department's independent watchdog criticizes Hillary Clinton's use of a personal email account and server for official business.
With the Republican nomination virtually in hand, Donald Trump is on a campaign swing through states voting on June 7 — the final day of GOP primaries. He's also holding his first fundraisers.
Jake, born female, was 5 when he says he first told his dad he was a boy. Jon thought it was a phase, but came to accept it, and 15 years later Jake made his new name and gender official.
NPR's Audie Cornish talks with Rep. Darrell Issa of California about why he believes privatizing airport screening would be better for safety and speeding up security lines.
But the TSA projects that its checkpoints will screen 100 million more people in 2016 than it did in 2013, while the agency's workforce has been reduced by 12 percent over that same time period.
House Republicans will begin rolling out their policy agenda in June. It will, in theory, allow lawmakers to run with Donald Trump on ideas they agree on, and be able to demonstrate where they differ.
Police officers were hit by rocks as anti-Trump demonstrators charged barriers and threw various items. The police responded with smoke grenades and pepper spray.
Renee Montagne talks to Gabriel Sanchez of the University of New Mexico for a preview of the June 7 primaries, and the way the Latino voting bloc is expected to influence campaign strategies.
Sanders hopes to pick up one more delegate. Currently, results show Hillary Clinton beat Sanders by half of a percentage point. Renee Montagne talks to Sanders' supporter Sen. Jeff Merkley of Oregon.
The Democratic results were somewhat surprising, as Sen. Bernie Sanders dominated the March caucuses that apportioned the state's presidential delegates.
The scandals of the 1990s are back as likely GOP presidential nominee Donald Trump dubs likely Democratic nominee Hillary Clinton an enabler of her husband's extra marital affairs.