In an exclusive interview, LinkedIn CEO Ryan Roslansky lays out some new features on the way for the professional networking site, including a no-politics button and live video and audio events. More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com Visit the WSJ Video Center: https://wsj.com/video On Facebook: https://www.facebook.com/pg/wsj/videos/ On Twitter: https://twitter.com/WSJ On Snapchat: https://on.wsj.com/2ratjSM #LinkedIn #JoannaStern #WSJ