On this day: August 1

Published: Jul 31 2012 11:47:47 PM EDT   Updated On: Aug 01 2014 02:00:00 AM EDT

Oxygen is discovered, Adolf Hitler presides over the opening of the Olympics, a new superhero is introduced, tragedy strikes the University of Texas, and a new all-music TV network debuts, all on this day.

OTD August 1 - 35W bridge collapse
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Bryan C. Singer

2007: The I-35W Mississippi River bridge spanning the Mississippi River in Minneapolis, Minnesota, collapses during the evening rush hour, killing 13 people and injuring 145. The NTSB later cited a design flaw as the likely cause of the collapse, and asserted that additional weight on the bridge at the time of the collapse contributed to the catastrophic failure.

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