NEW YORK, NY - AUGUST 21: (L-R) Ken Little, VP Engineering at Tumblr, Katherine Barna, Head of Communications at Tumblr, and Lee Brown, Head of Global Sales at Tumblr accept the ALS Ice Bucket ... more 
NEW YORK, NY - AUGUST 21: (L-R) Ken Little, VP Engineering at Tumblr, Katherine Barna, Head of Communications at Tumblr, and Lee Brown, Head of Global Sales at Tumblr accept the ALS Ice Bucket Challenge during the ringing of the opening bell at the NASDAQ MarketSite on August 21, 2014 in New York City. (Photo by Astrid Stawiarz/Getty Images) less 
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Getty Images | Photo By Astrid Stawiarz / Getty Images
Thu, Aug 21, 2014 10:24 AM EDT