Foodborne Illness Investigations 38 Sickened in UK E. Coli Outbreak Linked to Prepackaged Salad Health officials in England are tracking an outbreak of E. coli O157 linked to prepackaged salad that has sickened 38 people. The Verocytotoxigenic E. coli (VTEC) cases were first identified By News Desk / 8 Sep 2015