On Tuesday's Countdown, MSNBC host Keith Olbermann used his latest "Special Comment" to call on President Bush and Vice President Cheney to resign because of the commutation of Scooter Libby's prison sentence, contending that President Bush is only president of a "rabid and irresponsible corner of the Republican Party." Olbermann further accused Cheney of being "without conscience" and compared the two to a "ventriloquist" and "dummy." After calling on Congress to "pressure, negotiate, impeach," Olbermann concluded: "Display just that iota of patriotism which Richard Nixon showed, on August 9, 1974. Resign. And give us someone, anyone, about whom all of us might yet be able to quote John Wayne, and say, 'I didn't vote for him, but he's my President, and I hope he does a good job.' Good night and ...