Fox News Channel is getting out of the comedy game, canceling its news parody "The Half Hour News Hour" after a 15-episode run. Co-created by "24" producers Joel Surnow and Manny Coto, the show was an attempt to create a right-wing sendup of the news, a "Daily Show" for conservatives. The first episode, which featured guest appearances by Rush Limbaugh and Laura Ingraham, beat its cable news competition and drew 1.4 million viewers, which qualifies for hit status on Sunday nights on Fox News Channel. But considerable buzz in the blogosphere and plugs on Limbaugh's show weren't enough to keep...