The Confederate attack continued on June 27 and Reynolds, exhausted from the Battle of Gaines' Mill and two days without sleep, was captured in Boatswain's Swamp, Virginia.
Sydstatshærens angreb fortsatte den 27. juni og Reynolds, som var udmattet efter Slaget ved Gaines' Mill og to dage uden søvn, blev taget til fange i Boatswain's Swamp, Virginia.