Novak Djokovic

What to know

• Stan Wawrinka, 41, will conclude his professional tennis career this week at the ATP 500 de Bâle. Oct 27
• The Swiss former world No. 3 has three Grand Slam titles, an Olympic gold medal, and 16 career titles. Oct 27
• Sinner won 6-3, 6-4, 6-4 over Shelton at Rod Laver Arena. Jan 28
• The victory marks Sinner’s 19th consecutive win at the Australian Open. Jan 28