During the Boston Marathon bombing the Co-founder of Foursquare Live-Tweeted to update people while phones were out http://t.co/tj4dt3ICxl
April 16, 2013
Foursquare Co-Founder Live-Tweets Marathon Bombings
When Foursquare co-founder Dennis Crowley started running the Boston Marathon, he probably thought he would just be updating his 63,000 followers on his progress and mile times using Foursquare. Using 4SQ & UberCheckin to auto-checkin at every mile!

