The situation called for subtlety, smarts and swiftness, and for a few days people wondered whether a man named Moose was the right person for the task. But with all eyes on him, the Montgomery County, Md., police chief led some 1,000 investigators in a 22-day manhunt for the snipers who haunted Washington's suburbs. In the end, he got the duo believed to be the shooters, and America got a new hero.