It was history and I was struggling to find a place to see it unfold. The U.S. House of Representative's Democrats were staging a sit-in--the first of its kind in this video-driven digital age-- ...

Periscope is a live-streaming video mobile app that Twitter purchased in February 2015. Twitter then rolled it out to the public on March 26, 2015, and it’s been growing like gangbusters ever since.