Tennis VAVELLaver Cup: Rafael Nadal/Stefanos Tsitsipas vs Nick Kyrgios/Jack Sock photo galleryTeam World comes up huge in doubles to put them in striking distance at the end of Day 2.Sock and Kyrgios celebrate after their win over Nadal and Tsitsipas. Photo: Noel AlbertoBy Noel John AlbertoSeptember 22, 2019 5:12 AM ET