Rachel Maddow came to the defense of her suspended MSNBC colleague Keith Olbermann, saying network chiefs have made their point and the "Countdown" host should be reinstated. Maddow also sought to dispel claims that MSNBC is a left-wing version of Fox News, saying the Murdoch-owned broadcaster has a history of "not just giving money to candidates, but actively endorsing campaigns and raising millions of dollars for politicians and political parties." "Their network is run as a political operation. Ours isn't," Maddow said during the final segment of her show Friday. "Yeah, Keith's a liberal, and so am I. But we're...