Food tester was first rushed to hospital, and doctors believe there was exposure to time-delayed poison  An inside source says President Trump’s food taster became ill after ingesting an unnamed substance, which is why the president made a surprise hospital visit on Saturday.In an official statement, the White House said President Trump visited the Walter Reed Military Hospital in Bethesda, Maryland, for a “quick exam and labs.â€The hospital visit was not listed on the president’s public schedule, according to media outlets which indicated that the visit was not a routine physical exam.Additionally, the inside source said his food taster was rushed to the facility...