By JIM SALTER, Associated Press ST. LOUIS (AP) — The attorney for a St. Louis couple facing felony charges for waving guns at racial injustice protesters who marched near their home asked a judge Wednesday to remove the city's top prosecutor and her entire office from the case. A grand jury earlier this month indicted Mark McCloskey, 63, and Patricia McCloskey, 61, on charges of unlawful use of a weapon