The reflection of Scott Titus, U.S. Army Corps of Engineers Norfolk District port engineer, is seen in the mirror of the all-terrain vehicle used to assist the other district members as they devegetate a dredged material placement site at Joint Base Langley-Eustis, Va., Jan. 10, 2019. An overgrowth of phragmites, a genus if perennial grasses found in wetlands, caused complications for topographical surveys of the location, threatened regional wildlife and posed a fire hazard.