SAN DIEGO (Nov. 4, 2021) A child interacts with an XM1216 small unmanned ground vehicle during STEM day at San Diego Fleet Week (SDFW) 2021 at the Broadway Pier near downtown San Diego, Nov. 4, 2021. SDFW 2021 is a community relations event that seeks to cultivate the Navy-Marine Corps relationship with the American people and showcase the Navy-Marine Corps team as America's expeditionary force in readiness. (U.S. Marine Corps photo by Cpl. Levi Voss)