LONDON - British Prime Minister Boris Johnson has tested positive for the coronavirus, his office said Friday, making him likely the first leader among the Group of Seven industrialized countries to be infected with the illness.Matt Hancock, secretary of health and social care, has also tested positive for the virus. The country's coronavirus infections have surpassed 11,000 with fatalities reaching more than 570 as of Thursday, according to British health authorities.Johnson started experiencing "mild symptoms" of the illness on Thursday and will be self-isolating in his official residence…READ FULL ARTICLE