NBC's Leigh Ann Caldwell has the definitive look at how Donald Trump emerged from decades of Republican tensions.

Donald Trump had some tense moments on Capitol Hill today while meeting with GOP lawmakers.

Ted Cruz has agreed to speak at the GOP convention following a one-on-one meeting with Trump.

Indiana Gov. Mike Pence, a leading candidate to be Trump's VP pick, urged Cruz to back Trump, NBC's Vaughn Hillyard reports.

Here's the NBC News cheat sheet for whom Clinton might choose as her running mate.

FBI director James Comey appeared on Capitol Hill to explain and at times defend his decision not to recommend charges be brought against Hillary Clinton.

And from First Read: Donald Trump can't stay on message, and it's a problem for the GOP.