Presidential silver medalist John McCain jumped back into the political fray yesterday with the launch of a "grassroots organization" called Country First...Speaking of the PACs you launch after you don't quite make it to the White House, Democracy for America -- the organization that grew out of Howard Dean's presidential run -- is putting some pressure on his apparent successor as Democratic National Committee Chairman...It's worth reading the L.A. Times' Kate Linthicum's interview with Scott Goodstein, who headed up the text messaging program for the Obama campaign, just to hear what question prompted this answer: "South Carolina. Oprah Winfrey"...and more.