FILE - In this Feb. 17, 1963 file photo, masked members of the Krewe of Carrolton throw trinkets to Mardi Gras revelers as the first parade in the carnival season makes its way down the streets of New Orleans. The October 2014 collapse of a 210-year-old building in the city's French Quarter is raising warning flags about decay and a lack of rigorous inspections in one of America’s oldest and most fragile neighborhoods. (AP Photo/Gerald Herbert) (AP Photo/Jim Bourdier, File)