Maj. Gen. William L. Thigpen, U.S. Army South commanding general, enters the 5th Light Infantry Battalion for the opening ceremony of Southern Vanguard 22 in Lorena, Brazil, Dec. 6 2021. Southern Vanguard 22 was planned as a 10-day air assault operation and was the largest deployment of a U.S. Army unit to train with the Brazilian army forces in Brazil.