Sun Xinran, the 16-year-old junior U.S. Open champion, is making the most of her WTA Tour debut‎

Welcome back to the Monday Tennis Briefing, where The Athletic will explain the stories behind the stories from the past week on court. This week, a 16-year-old home hope has been making the most of a wild card at the China Open. Elsewhere, court shadows are causing problems for viewers at home and a generational talent is tinkering once again. If you’d like to follow our fantastic tennis coverage, click here. How has a home hope made the most of a wild card? For a 16-year-old, facing a two-time