Trump faced blowback from ranchers after pausing tariffs on imported ground beef
Experts say that multiple factors led to the heat stress that caused the cows to die.
The products were sold under the brand names Nature's Reserve, Weis, Thomas Farms, and Tajima beef patties.
There are "hundreds of people in the Midwest who are sickened after eating cannibal sandwiches" each holiday season, the USDA said.
A New Jersey company is recalling nearly 43,000 pounds of raw ground beef products because they may be contaminated with E. coli .
Several U.S. production plants have been temporarily shuttered in the last two weeks after hundreds of workers were sickened by the virus. That has led to meat shortages, with Wendy's pulling some burgers off its menus and Costco limiting pork sales.