Lt. Gen. Rex C. McMillian (center left), commander of Marine Forces Reserve and Marine Forces North and Lt. Col. Garth P. Massey (center right), commanding officer of 2nd Battalion, 23rd Marine Regiment, 4th Marine Division, stand at attention before the entry of the birthday cake during 2/23’s 241st Marine Corps Birthday Ball held Nov. 12, 2016, at the Ronald Reagan Presidential Library and Museum in Simi Valley, Calif. The Marine Corps Ball has been a Marine Corps tradition since 1951 and continues to be a time every year when Marines set aside an evening to honor fallen comrades and toast to the future success of the Corps.