Today in History for Friday, May 4th

Highlights of this day in history: Deadly shootings at Kent State during the Vietnam War; Margaret Thatcher becomes Britain's prime minister; Chicago's Haymarket Riot; 'Freedom Riders' head South; Birth of the outfit behind the Oscars. (May 4) Subscribe to the Associated Press: http://bit.ly/APYouTube Download AP Mobile: http://www.ap.org/mobile/ Associated Press on Facebook: http://apne.ws/c7lQTV Associated Press on Twitter: http://apne.ws/bTquhb Associated Press on Google+: http://bit.ly/zuTKBL