The United States Department of Agriculture is asking the beef processing plant, American Foods Group, to recall the meat it processed on November first and second for fear it may be tainted with E coli. An E coli outbreat has made at least 22 Minnesotans sick and hospitalized seven. Minnesota Public Radio's Tom Scheck reports... Three government agencies are investigating the source of an E coli outbreak that made at least 22 Minnesotans sick. Seven people have been hospitalized. The supermarket chain, SuperValu, has voluntarily recalled ground beef from Cub Foods stores in 4 states and from other supermarkets it owns... Minnesota Public Radio's Tom Scheck reports..