Play of the Day: An Honest Koch Industries Ad?

Comedian Jon Stewart greeted a new Daily Show advertiser last night: Koch Industries. And while owners David and Charles Koch have become something of a liberal swearword, Stewart welcomed the brothers to the Comedy Central family with open arms—and a new take on the Kochs' television spot.

Plus: Ron Klain, President Obama's recently appointed Ebola czar, reportedly misses one of his first meetings on the public health crisis. Former President George W. Bush goes on a book tour. And Pennsylvania Gov. Tom Corbett photoshops a few new supporters into his campaign ads.