FIFA World CupMexico 2 – 0 South Africa FTThree players were sent off as World Cup co-hosts Mexico defeated South Africa in a dramatic opening match at a packed Azteca Stadium.South Africa finished with nine men, while Mexico were reduced to 10 in the closing moments.AdvertisementAdvertisementAdvertisementBrazilian referee Wilton Sampaio produced the flurry of red cards, dismissing South Africa’s Yaya Sithole for denying a goalscoring opportunity and Themba Zwane for a slap, then sending off Mexico’s Cesar Montes for a late foul.Only four red cards were shown in the entire Qatar 2022 World Cup, while three had never been shown in a tournament-opening game before.Long before any hint of that turn of events, Mexico delighted their fans with the first goal of the finals after only nine minutes.South Africa midfielder Sithole was tackled by Erik Lira and the ball dropped to Julian Quinones whose powerful strike went though the legs of goalkeeper Ronwen Williams.AdvertisementAdvertisementAdvertisementQuinones almost made it 2-0 just before half-time, but his 12-yard first-time shot bounced off the foot of the right post.The hosts’ task became much easier when Sithole was sent off five minutes into the second half, bringing down Brian Gutierrez when he was going through on goal.Striker Raul Jimenez, 35, sealed the victory with his first goal at a World Cup, heading in powerfully from Roberto Alvarado’s cross for Mexico’s second, a moment that appeared to bring tears from the veteran.From near death to World Cup hero – Jimenez’s tears for MexicoThree red cards – are referees getting tough at this World Cup?Play BBC Sport’s new World Cup predictor gameMexico’s best runs at the World Cup came in the 1970 and 1986 tournaments they hosted, when they reached the quarter-finals on both occasions [Getty Images]South Africa were playing in the finals for the first time since they hosted the 2010 competition, but they ended with nine men as substitute Zwane was ordered off for slapping the face of Alvarado.AdvertisementAdvertisementAdvertisementSeventeen-year-old Mexico midfielder, Gilberto Mora, the youngest player in this tournament, came on in the second half as a substitute.Mexico had a red card of their own late on, when Montes fouled Khuliso Mudau, but the hosts maintained their two-goal advantage.Mexico striker Raul Jimenez suffered a fractured skull in November 2020 and was emotional as he celebrated scoring his first goal at a World Cup finals [Getty Images]This is Mexico’s third experience of World Cup hosting, and they have got off to the perfect start, late red card notwithstanding.Just as in 1970 and 1986, the famous Azteca in Mexico City staged the opening match of the tournament.Fans were treated to a colourful opening ceremony with Colombian singer Shakira among the performers, before the football began.AdvertisementAdvertisementAdvertisementThe carnival atmosphere continued as Mexico, ranked 14th in the world, instantly took control against a So