NEW YORK - Demonstrators plan to pray on their knees and be arrested for civil disobedience to protest the acquittals of three police officers in the death of an unarmed man shot on his wedding day, the Rev. Al Sharpton said Saturday. The civil rights activist, who has promised to "close this city down" to protest last month's verdict, said protesters would stage a "pray-in" Wednesday at half a dozen places in the city, including the police headquarters. Hundreds of angry people marched through Harlem a day after the officers were cleared in the November 2006 death of Sean Bell,...