Keeping the looney veep candidate away from the media
From CBS news:
In the past two days alone, Palin has answered questions from her national press corps on three separate occasions. On Saturday, she held another plane availability, and on Sunday, she offered an impromptu press conference on the tarmac upon landing in Colorado Springs. A few minutes later, she answered even more questions from reporters during an off-the-record stop at a local ice cream shop.
By contrast, Biden hasn't held a press conference in more than a month, and Obama hasn't taken questions from his full traveling press corps since the end of September. John McCain--who spent most of the primary season holding what seemed like one, never-ending media availability--hasn't done one since Sept. 23