MOSCOW (AP) - Garry Kasparov, the world's former No. 1 chess player who quit the professional game last month to focus on politics, said Saturday he had been hit over the head with a chessboard in a politically motivated attack. Kasparov, an outspoken critic of President Vladimir Putin, was not injured Friday when he was hit with the chessboard after signing it for a young man at an event in Moscow. A spokeswoman for Kasparov, Marina Litvinovich, said the assailant told the chess champion: "I admired you as a chess player, but you gave that up for politics." She said...