The Jardin du Luxembourg, where we hope it won't be 44° todayThe constitution of the Weimar Republic was adopted on this day in 1919. Race riots began in the Watts neighbourhood of Los Angeles in 1965. The last US Army ground combat troops left Viet Nam in 1972 and a heatwave took temperatures in Paris to 44° in 2003. Celebrating birthdays today: Ian McDiarmid, Steve Wozniak, Joe Jackson (the English singer, not the father of the Jackson 5) and Richie Ramone. It is Independence Day in Chad.