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. For those of you who spend your time in or near the water, Sony has a solution for all your communication needs: the Xperia ZR. According to Yonhap News Agency, Samsung has successfully developed technology for the fifth generation — that’s 5G — of mobile networks. And, lastly, Commander Chris Hadfield will soon be returning to Earth after five months aboard the International Space Station, and he decided to record the video before the journey home.
Check out the video above for more on these stories.