As ''Monitor'' approached Cape Henry on the afternoon of 8 March, CSS ''Virginia'', the former U.S. steam frigate ''Merrimack'' — now rebuilt as an ironclad ram — steamed out of the Elizabeth River into Hampton Roads and attacked the wooden hulled Union warships blockading Norfolk. Flag Officer [[Franklin Buchanan]], the Confederate commander, singled out sailing sloop ''Cumberland'' as his first victim. | As ''Monitor'' approached Cape Henry on the afternoon of 8 March, CSS ''Virginia'', the former U.S. steam frigate ''Merrimack'' — now rebuilt as an ironclad ram — steamed out of the Elizabeth River into Hampton Roads and attacked the wooden hulled Union warships blockading Norfolk. Flag Officer [[Franklin Buchanan]], the Confederate commander, singled out sailing sloop ''Cumberland'' as his first victim. |