Kim Yong Chol, the most senior North Korean to visit the United States in 18 years, spent nearly 90 minutes in the Oval Office. But Trump said he didn't like that Kim Jong Un had met Thursday in Pyongyang with Russian Foreign Minister Sergey Lavrov.
Most E. coli bacteria are harmless, but one strain, called E. coli O157:H7, can cause severe disease. It may cause severe stomach cramps, bloody diarrhea and vomiting. The bacteria can be spread by contaminated water, animal manure or in undercooked beef.