https://www.reuters.com/article/five9-m-a-zoom-video-commn/zoom-five9-to-terminate-nearly-15-billion-all-stock-deal-after-shareholder-vote-idUSKBN2GQ2G6 >(Reuters) -Five9 Inc shareholders voted down the call center software firm's $14.7 billion sale to Zoom Video Communications Inc on Thursday, a major blow to Zoom's plan to expand its offerings following its pandemic boom.