Given Facebook's recent $19 billion purchase of WhatsApp, Mark Zuckerberg's Mobile World Congress keynote just got a lot more interesting. Hopefully he'll illuminate us more about how the chat app will fit into the social network's plans, since that'll be top of mind. Either way, we'll no doubt hear more about Highlights, Paper and Trending Topics. To get his take on all that and catch anything juicy, tune in right here at the time below.

February 24, 2014 12:00:00 PM EST

HTC wants to combine all your Android phones to cure diseases (video)