A closer look at Korea

Why is there a norovirus outbreak at the Winter Olympics? 4 questions answered [Click here to view this message in your web-browser](. Edition: US 20 February 2018 [[The Conversation]Academic rigor, journalistic flair]( Editor's note It’s not all fun and games at this year’s Olympics. About 200 people have come down with norovirus, a contagious bug that can cause inflammation of the intestine. Kartikeya Cherabuddi, a physician at the University of Florida, [explains what we know about this virus]( – and why it’s so tough to prevent infections from spreading whenever large groups of people from around the world come together. The Olympic Games are traditionally seen as promoting peace between nations, and this year’s games are no exception with North Korea making conciliatory signs toward its southern neighbor. Yet, as cyberdefense scholar Dorothy Denning reminds us, North Korea remains – alongside China, Iran and Russia – one of the greatest cyberthreats to the U.S. What’s more, as she points out, [North Korea’s cyber army operates very differently from those of other nations](. Fans of American Olympians should also appreciate what they’re doing behind the scenes. Because the federal government doesn’t directly pay for their training, most members of Team USA must [patch together money]( from day jobs, crowdfunding and endorsements, explains professional runner Craig Leon, who also serves as the MBA program manager for the University of Oregon’s Warsaw Sports Marketing Center. Aviva Rutkin Big Data + Applied Mathematics Editor Top stories A digitally colorized cluster of norovirus virions. CDC/ Charles D. Humphrey [Why is there a norovirus outbreak at the Winter Olympics? 4 questions answered]( Kartikeya Cherabuddi, University of Florida There's a norovirus outbreak at the Winter Olympics. Here's what that means – and why it's so hard to stop. Money is a crucial target for North Korea’s hacking efforts. rega rega/Shutterstock.com [North Korea's growing criminal cyberthreat]( Dorothy Denning, Naval Postgraduate School North Korea's cyber army is closely controlled by the ruling regime – a key difference from other countries' cyberattack and espionage groups. Jonathan Cheever is an Olympic snowboarder – and a plumber. AP Photo/Lee Jin-man [The other feats US Olympians pull off]( Craig Leon, University of Oregon A lack of federal funding for their training, travel or living expenses leaves many elite American athletes juggling day jobs and scrambling to pay their bills. 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Taxpayers have always been the arms industry’s indispensable patrons.]( [The American public has power over the gun business – why doesn't it use it?]( Brian DeLay University of California, Berkeley [Brian DeLay] [Follow us on Twitter.]( [Join us on Facebook.]( You’re receiving this newsletter from [The Conversation](. Not interested anymore? [Unsubscribe instantly](. We’ll miss you. 89 South Street - Suite 202 Boston, MA 02111