<Li> March 26--Ian Keith, actor (b . 1899) </Li> <Li> April 5--Alma Kruger, actress (b . 1868) </Li> <Li> April 17--Eddie Cochran, rock singer (b . 1938) </Li> <Li> April 19--Beardsley Ruml, economist (b . 1894) </Li>

What happened in 1960 in the united states