Exclusive: Hillary Clinton to launch presidential campaign on Sunday en route to Iowa - source  —  Hillary Clinton is planning to officially launch her US presidential campaign on Sunday while en route to Iowa, a source familiar with the campaign has confirmed to the Guardian.

Will Chris Christie really run?  —  New Jersey Gov. Chris Christie has seen his presidential stock fall to the point where questions are being raised on whether he'll really enter the race.  —  It's a stunning turnaround for the governor, who not that long ago was seen as the Republican to beat.

Morning Joe: Where Are Charges for Second Officer in Scott Shooting?  —  The Morning Joe roundtable wondered Thursday morning whether there would be more charges leveled in the shooting death of Walter Scott, especially against the second police officer, who appeared on video …

Hannity Guest Leaves in Middle of Segment on Walter Scott Shooting: 'I'm Done!'  —  One of Sean Hannity's guests tonight got so pissed off in the middle of a heated argument on the Walter Scott shooting that he just up and left entirely.  —  Leo Terrell, who's blown up several times …

Could the Corker-Menendez bill kill an Iran deal?  A top Dem supporter pushes back.  —  Virginia Senator Tim Kaine is among the most prominent Democratic supporters of the Corker-Menendez bill on Iran.  He may be one of the most important players in determining whether it passes …

Lindsey Graham's strategy: Take down Rand Paul  —  Possible GOP presidential contender finds a foil — and a focus — in attacking rival from Kentucky.  —  Getty  —  South Carolina Sen. Lindsey Graham may still be weighing whether to run for president, but he already has a strategy …

The Alinsky Way of Governing  —  What happens when those in power adopt ‘rules for radicals’ to attack their less powerful opponents.  —  Arizona Rep. Raul Grijalva, the ranking Democrat on the House Natural Resources Committee, recently caused a stir by sending letters …

Ben Carson: More emphasis needed on Christians' rights  —  Ben Carson, a retired neurosurgeon and possible Republican presidential candidate, said Thursday morning that concerns about the rights of Christians and members of other religions are not receiving as much attention as worries about discrimination toward other groups.

The Iran deal: Anatomy of a disaster  —  “Negotiations . . . to prevent an Iranian capability to develop a nuclear arsenal are ending with an agreement that concedes this very capability . . . ”  —  Charles Krauthammer writes a weekly political column that runs on Fridays.

Kansas Tries to Stamp Out Abortion  —  During the past four years, the state of Kansas has become ground zero in the war to criminalize all abortions, and in the process to remove a woman's ability to control what happens in her own body.  —  Under Gov. Sam Brownback, a staunch foe …

Ayatollah Khamenei Accuses WH of ‘Lying,’ Being ‘Deceptive,’ and Having ‘Devilish’ Intentions  —  President Obama has long known that the real decision maker in Iran is Ayatollah Khamenei, the so-called supreme leader.  While other Iranian officials have negotiated with Western powers …