John McCain has extended a hand to his old rival. Writing in the pages of the Washington Post, McCain praises President Obama for his remarks at the Tucson memorial on Wednesday and makes his own commitment to not let his passion get the best of him. He also bears witness. Referring to the president, McCain writes: "He is a patriot sincerely intent on using his time in office to advance our country's cause. I reject accusations that his policies and beliefs make him unworthy to lead America or opposed to its founding ideals." McCain also defends Sarah Palin, though he...