On this day: April 4

POSTED: 3:57 PM PDT April 2, 2013    UPDATED: 11:00 PM PDT April 3, 2014 
Martin Luther King Jr.

A Kansas town elects the first woman mayor in the U.S., The Beatles make history in dominating the charts, a civil rights leader is gunned down, and the World Trade Center is dedicated, all on this day.