Event:
Water pollution in Rio de Janeiro may pose health hazards to participants in the Summer 2016 Olympics; the World Health Organization has asked the International Olympic Committee to expand its list of tested substances to protect the athletes
More Notable Events on August 2: 1990 Iraq invades and occupies Kuwait, Emir flees to Saudi Arabia
1961 Beatles 1st gig as house band of Liverpool's Cavern Club
1943 Lt. John F. Kennedy's PT-boat 109 sinks at Solomon islands
1892 Charles A. Wheeler patents a prototype of the escalator
1875 World 1st roller skating rink opens in London
