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Grayson Gregory, right, a Park Ranger with Fort Worth District, and Melanie Ellis, a Strategic Communications and Outreach Project Manager, Mega Projects Division, with the Los Angeles District, staff a table outside of a U.S. Army Corps of Engineers DTOS – or Deployable Tactical Operations System, in Altadena, California, on Feb. 24, 2025. Also known as a mobile information center, the DTOS team works to provide information and guidance to those affected by the Los Angeles wildfires.