Facebook's Hashtags and Other News you Need to Know

Welcome to this morning's edition of "First To Know," a series in which we keep you in the know on what's happening in the digital world.

Today, we're looking at three particularly interesting stories. This is either the greatest or the worst news you’ve heard all day: Facebook finally incorporated hashtags. New reports indicate Apple is looking at bigger screens for iPhones, including 4.7-inch and 5.7-inch models, in addition to lower-priced versions available in a range of colors. And last but not least: Twitter shut down API v.1.