News roundup: Sen. Landrieu announces $250M for Lockport shipyard … Tigers open fall practice Sunday … Romney paid 14.1% effective tax rate in 2011

On lockdown: Lockport-based Bollinger Shipyards will receive $250 million from the federal government to build six Fast Response Cutters for the Coast Guard. U.S. Senator Mary L. Landrieu, D-La., chai…