Negotiators will sign a “phase one” pact today—but the trickiest issues remain unresolved, and plenty of tariffs will stay in place. Will the deal repair trading relations? As more young people head online, “cyberbullying” is on the rise, too. But why are some kids bullying themselves on social media? And why quirky Las Vegas weddings are on the wane. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/radiooffer