Summary: Bombs and booby traps slowed the advance of thousands of U.S. Marines and Afghan soldiers moving through the Taliban-controlled town of Marjah — NATO’s most ambitious effort yet to break the militants’ grip over their southern Afghanistan heartland. NATO said two of its troops were killed on the first day of the operation — one American and one Briton. Afghan authorities said at least 20 insurgents were killed. … One-year retrospective: One year ago today, on February 13, 2009, Aubrey Immelman reported that National Intelligence Director Dennis Blair told a Senate panel that if the economic crisis lasted more than two years, it could cause serious damage to U.S. strategic and national security interests. “The longer it takes for the recovery to begin, the greater the likelihood of serious damage to U.S. strategic interests,” he told the Senate Intelligence Committee, as Congress prepared to vote on a $789 billion stimulus package.