While John McCain and Barack Obama met with Rev. Warren at the Saddleback Church this weekend, the progressive Christian PAC Matthew 25 unveiled a new ad featuring religious leaders supporting Obama. In the ad, Rev. Kirbyjon Caldwell - the Methodist minister who married Jenna Bush - takes a not-too-subtle dig at McCain over what McCain acknowledged to be his "greatest moral failing" at the forum - the failure of his first marriage.

h/t Dan Manatt at techPresident.

More background at Strategy '08.