Vincent Aboubakar headed in a stoppage-time winner and was then sent off as Cameroon claimed a memorable 1-0 victory over favourites Brazil at the World Cup on Friday, but still failed to go through to the last 16.Aboubakar, who had come in to captain Rigobert Song's team, connected with a cross from substitute Jerome Ngom Mbekeli to break the deadlock in the 92nd minute at Doha's Lusail Stadium.He was booked for removing his shirt in the wild celebrations that followed and, having already been cautioned, had to leave his teammates to see out the remainder of the game.They did so to record a famous win but Switzerland's 3-2 win over Serbia at the same time meant the Swiss advanced from Group G along with already-qualified Brazil.Having won their first two matches in Qatar, Brazil topped the group and advance to a last-16 tie against South Korea when their many key players who were rested for this game will return.Coach Tite sent out a second-string side and the result was Brazil's first defeat in the group stage of a World Cup since 1998, when they were beaten by Norway.Martinelli impressesTite's mind was on the knockout stage here as he made nine changes, including handing a start to 39-year-old Dani Alves, making him Brazil's oldest ever men's international player.The spine of Brazil's second-string side still featured Manchester City's Ederson in goal, Real Madrid's Eder Militao in central defence, Fabinho of Liverpool in midfield, and Gabriel Jesus of Arsenal supported by Rodrygo up front.They also had the 21-year-old Gabriel Martinelli on the left and the Arsenal prospect was their standout performer.He almost scored the opening goal in the 14th minute when he leapt unmarked but saw his header tipped over by