FORT BUCHANAN, Puerto Rico—Col. Carlos Caceres, 1st Mission Support Command commanding officer, served as the guest speaker during the National Wreaths Across America ceremony at the Puerto Rico National Cemetery, December 18, 2021. "We are here to give thanks and live up to one of our core principles, the pledge that many of us have made of never leaving our fallen comrades behind," said Caceres. (U.S. Army photo by Spc. Halayla Vega, 363rd PAD)