In the Layers panel, select the layer containing the vector mask you want to edit. Click the Vector Mask button in the Properties panel or the thumbnail in the Paths panel. Then change the shape using the shape, pen, or Direct Selection tools. See Editing paths.
Underwood's great-great-great-grandfather, Corporal Augustus Elijah Underwood, was a Confederate soldier who served in the 12th South Carolina Infantry Regiment of McGowan's Brigade at the Battle of Spotsylvania.
Stuart was a son-in-law of Brigadier General Philip St. George Cooke of the Federal service; his wife's brother was Brigadier General John Rogers Cooke of the Confederacy. (Davis, Burke, JEB Stuart: The Last Cavalier) Source: Who Was Who In The Civil War by Stewart Sifakis.