In Vietnam, Lewis was advisor to a Vietnamese infantry unit, whose nickname for him was “Captain of Many Kilos.”
When he arrived at Lejeune, he was new to the role of infantry team leader, like Ryan.
Swenson completed Officer Candidate School in September 2002 and commissioned into the infantry.
1570s, from French infantrie, from older Italian, Spanish infanteria "foot soldiers, force composed of those too inexperienced or low in rank for cavalry," from infante "foot soldier," originally "a youth," from Latin infantem (see infant). Meaning "infants collectively" is recorded from 1610s.