Associated Press: Today in History for April 18

Today in History April 18.

Highlights of this day in history: Earthquake flattens buildings in San Francisco; Post riders warn colonists of British attack; Suicide bomber kills 63 at US embassy in Beirut; Albert Einstein dies at 76; Wayne Gretzky plays final NHL game.

Google Hot Trends for April 18, 2014

en.wikipedia.org/wiki/April_17