Money Red onions culprit in salmonella cases that have sickened nearly 400 in US, another 114 in Canada July 31, 2020Mike Snider, USA TODAYComments Off on Red onions culprit in salmonella cases that have sickened nearly 400 in US, another 114 in Canada About 400 in the U.S. have gotten salmonella from red onions from supplier Thomson International. Another 114 cases have been reported in Canada.