BEIJING (AP) — Ordinary young Chinese may not have paid close attention to Xi Jinping's 3 ½-hour speech this week, but they're happy to "applaud" the president in the newest viral phenomenon to sweep China's internet. Tencent, the internet giant behind the Wechat messaging app, rolled out a game this week that lets users clap for Xi by pressing on their phone screen as many times as possible in 19 seconds.