Chelsea striker Diego Costa needs to learn to show respect to opponents after the Spaniard goaded Everton players during their pulsating 6-3 English Premier League win on Saturday, Toffees coach Roberto Martinez said.
Indian tennis ace Sania Mirza fought through a gruelling schedule to enter the last 16 of women's doubles and quarterfinals of mixed doubles by winning both her respective second-round matches on an all-win day for Indians in the US Open in New York.
It was a day of role reversal as Jose Mourinho's often cautious Chelsea thumped Everton 6-3 in a thriller on Saturday while champions Manchester City's attacking talents were blunted in a shock 1-0 home defeat by Stoke City.
Serbia's Aleksandra Krunic added her name to a list of anonymous figures to emerge from the Flushing Meadows shadows and step into the US Open spotlight with a shock 6-4, 6-4 win over Wimbledon champion Petra Kvitova on Saturday.
World No 1 Novak Djokovic and Serena Williams advanced safely to the next round of the US Open on Saturday but the women's draw saw yet another big upset as Wimbledon winner Petra Kvitova was sent packing by a 145th-ranked qualifier.
Lee Chong Wei ended Denmark's hopes of having a representative in the World Badminton Championships final on home soil by mercilessly dispatching local favourite Viktor Axelsen 21-9, 21-7 in Copenhagen on Saturday.
There was little fanfare but a few lessons perhaps learnt as the most expensive player in the history of English football - Angel di Maria - lasted 70 minutes on his Premier League debut for Manchester United in their goalless draw at Burnley on Saturday.
PV Sindhu suffered a heartbreak at the World Badminton Championship as the Indian shuttler had to settle for a second consecutive bronze medal after succumbing to Carolina Marin of Spain in straight games at the semifinals in Copenhagen.
Manchester United's Premier League frustrations continued as they were held 0-0 at promoted Burnley on Saturday with British-record signing Angel Di Maria unable to spark an improvement in their fortunes.