The federal government shutdown claimed another casualty Monday - the annual American Indian ceremony on Alcatraz in protest of Columbus Day. Indian activists and their supporters could not take the morning ferry to Alcatraz, as they've done since the mid-1980s, for prayers, songs, dancing and speeches because the island - part of the National Park Service - is closed. Instead, they gathered at Pier 33, from where they usually depart, and marched to Washington Square Park in North Beach, heart of the city's Italian heritage and Columbus Day festivities, then headed for Coit Tower to protest by the Christopher Columbus...