With John King on his honeymoon, John Roberts worked his magic on the wall all weekend long. First, Saturday night after the DNC rules committee meeting shout-fest, then Sunday during Puerto Rico returns and again yesterday in the Situation Room. We're told it's all practice as Roberts will be working the wall tonight during the final primaries.

> More from a reader: "John Roberts was one of the first to use an animated wall on CBS on election night 2000."