sentences:  In 2002, the Marshals Service was tasked by the Centers for Disease Control and Prevention (CDC) to provide protective security and law enforcement capabilities in the protection of the Strategic National Stockpile (SNS), such as warehouses, materiel and CDC personnel during deployment.Marshals also provide secure transportation of critical medical supplies and bio-terrorism response resources throughout the nation.Senior Inspectors of the US Marshals Service SNS Security Operations (SNSSO) Program have deployed to Hurricane Katrina in 2005 and responded during the H1N1 flu pandemic in 2009.