ATLANTA (AP) -- Fears of a terrorist attack are not sufficient reason for authorities to search people at a protest, a federal appeals court has ruled, saying Sept. 11 "cannot be the day liberty perished." The 11th Circuit Court of Appeals ruled unanimously Friday that protesters may not be required to pass through metal detectors when they gather next month for a rally against a U.S. training academy for Latin American soldiers. Authorities began using the metal detectors at the annual School of the Americas protest after the 2001 terrorist attacks, but the court found that practice to be unconstitutional....