Ben Affleck, slated to testify on Tuesday about the crisis in the Eastern Congo, will appear with Cindy McCain in an interview with Jake Tapper on “World News with Diane Sawyer” and “Nightline” this evening about their efforts to address the humanitarian crisis in the Eastern Congo. McCain is a significant investor in the Eastern Congo Initiative, which Affleck launched almost a year ago, and this is their first joint interview since returning from a visit.

While this type of outreach to achieve maximum exposure is the norm among celebrity activists, Charlie Sheen will certainly test the limits if he follows through with plans to trek to Haiti with Sean Penn. While it’s accepted that stars will use the attention to shine a light on an ignored issue, such a trip could just as easily backfire as a brazen effort to rehab an image. As much as the public may support efforts like George Clooney’s missions to Sudan, actor-activists have to overcome the notion that they are simply in it for the publicity.

First Love: Even as a signature host of MSNBC’s lineup, Lawrence O’Donnell tells Howard Kurtz that screenwriting is “my business; this thing was always a sideline.” (Daily Beast)

Moore Rallies: Filmmaker Michael Moore appeared in Madison, Wis., to rally protesters of Gov. Scott Walker’s effort to eliminate collective bargaining rights for public employees. “America is not broke,” he said. “Not by a long shot. The country is awash in wealth and cash. It’s just that it’s not in your hands. It has been transferred, in the greatest heist in history, from the workers and consumers to the banks and the portfolios of the uber-rich.” (MichaelMoore.com)

Today: Gordon Smith, president of the National Assn. of Broadcasters, appears on CSPAN’s “The Communicators.”