"During Mr. McCain’s last two tours of the Middle East — conducted without the invasive scrutiny of network anchors — the only news he generated was his confusion of Sunni with Shia and his embarrassing stroll through a “safe” Baghdad market with helicopter cover. He should thank his stars that few TV viewers saw that he was even less at home when walking through a chaotic Pennsylvania supermarket last week. He inveighed against the price of milk while reading from a note card and felt the pain of a shopper planted by the local Republican Party."