Salmonella Hadar linked to two distinct transmission vehicles highlights challenges to enteric disease outbreak investigations. - Brandenburg JM; Stapleton GS; Kline KE; Khoury J; Mallory K; Machesky KD; Ladd-Wilson SG; Scholz R; Freiman J; Schwensohn C; Palacios A; Gieraltowski L; et al. (Epidemiology and infection, 2024)