On This Day: July 13

Kurt Heintz of Encyclopædia Britannica details a crime scene in July 13th's program: the day French radical Jean-Paul Marat was found dead in his bathtub. Marat, his murderer, and a painting of the crime are accompanied by segments on the Live Aid benefit concert, Theresa May's election as the U. K.'s second female prime minister, and the origin of the Hollywood sign.