Other things that happened on this day in history:

In 1999 a massacre at Columbine High School killed 13 people when two of there fellow classmates began shooting.

In 1993 Federal Agents entered the Branch Davidians complex out side of Waco Texas, 80 people were killed.

In 1995 Timothy McVeigh destroyed the Alfred P. Murrah Federal Building in Oklahoma City because of what happened to the Branch Davidians in Texas 2 years earlier.

Some of the worst events in the last ten years all land on the same day.
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I don't measure a man's success by how high he climbs but how high he bounces when he hits bottom.
--General George S. Patton