AFP Sports Agenda for Saturday, September 5 (all times GMT): Twitter: @AFP_Sport Instagram: @afpsport + Serena v Stephens at US Open + England face Iceland in Nations League + Tour de France eighth stage + Italian Grand Prix qualifying at Monza + Tiz the Law favourite for Kentucky Derby TENNIS -- Serena Williams faces compatriot and fellow former champion Sloane Stephens for a place in the last 16 of the US Open while men's second seed Dominic Thiem is up against 2014 winner Marin Cilic. Coverage by Peter Hutchison. Picture (TENNIS-USA-OPEN) FOOTBALL -- UEFA Nations League: League A, Group 2: Iceland v England, Denmark v Belgium (both 1845); Group 3: Sweden v France, Portugal v Croatia (both 1845); League C, Group 1: Azerbaijan v Luxembourg, Cyprus v Montenegro (both 1600); Group 2: North Macedonia v Armenia (1300), Estonia v Georgia (1600); League D, Group 2: Gibraltar v San Marino (1300). Picture (FBL-EUR-NATIONS) CYCLING -- Eighth stage of Tour de France is 141km from Cazeres-sur-Garonne to Loudenvielle. Coverage by Damian McCall. Picture. Video. Graphic (CYCLING-TOUR-FRA) FORMULA ONE -- Qualifying for Sunday's Italian Grand Prix at Monza (1300). Picture (AUTO-PRIX-ITA) RACING -- Belmont Stakes winner Tiz the Law goes for the second leg of the US Triple Crown, the Kentucky Derby at Louisville, rescheduled from May due to Covid-19. Picture. (RACING-USA) GOLF -- Tour Championship in Atlanta, the season-ending FedEx Cup event which features 30 players at East Lake where a $15 million playoff prize awaits the winner. -- LPGA CP Women's Open, Vancouver (GOLF-LPGA); European Tour at Andalucia Masters, Valderrama (GOLF-EPGA-ESP) RUGBY UNION -- French Top 14: La Rochelle v Toulon (1315), Agen v Castres, Lyon v Racing 92 (both 1600). Picture (RUGBYU-FRA-TOP14) -- Super Rugby AU, round 10: Melbourne Rebels v Western Force (Newcastle, 0500), Queensland Reds v Brumbies (Brisbane, 0920) -- Representative match, New Zealand: North Island v South Island (Wellington, 0710) -- English Premiership: Gloucester v London Irish (1530), Harlequins v Bath (1300), Leicester v Sale (1400), Saracens v Wasps (1130) (RUGBYU-ENG-PR) RALLYING -- Rally of Estonia. Picture (AUTO-RALLY-EST) BASKETBALL -- NBA play-offs continue in Orlando, Florida (BASKET-NBA) afp