BALTIMORE - Captain Mark P. O'Malley, commander of Coast Guard Sector Baltimore, meets with teachers from the Maritime Industries Academy High School in Baltimore to explain the Coast Guard's roles and missions in the port of Baltimore, April 26, 2010. During their educational tour, they toured the Coast Guard Yard and witnessed firsthand the role the Coast Guard plays in the maritime community. U.S. Coast Guard photo by Petty Officer 3rd Class Robert Brazzell.