4–1 victory against the United States. On 2 July, Argentina faced Colombia in their second group stage match. Riquelme netted twice, with a header in the 34th minute and then with a free-kick in the 45th minute, as Argentina won the match, 4–2. Argentina went on to win their final group stage match against Paraguay on 5 July, finishing in first place in their group with nine points. On 8 July, Argentina faced Peru in the quarter-finals, where Riquelme scored another two goals, one with each foot in the 47th and 85th minute, and also assisted Messi in scoring in the 61st minute of the match. In the semi-final on 11 July, Argentina defeated Mexico, 3–0, as Riquelme assisted Gabriel Heinze in scoring Argentina's first goal of the match in the 45th minute, and also scored his fifth goal of the tournament – Argentina's third of the match – when he converted a penalty in the 65th minute. On 15 July, Argentina faced Brazil in the final. Riquelme played the full 90 minutes of the match as Argentina were defeated, 3–0. Riquelme had scored five goals and was awarded as the tournament's second-leading goalscorer. 2008 Summer Olympics In August 2008, Riquelme was included as an overage player, and also named captain, by Sergio Batista for Argentina's 19-man squad for the 2008 Summer Olympics football tournament in Beijing. He had joined Javier Mascherano and Nicolás Pareja as the three over-aged players in the squad. Argentina were drawn in Group A against the Ivory Coast, Australia and Serbia. On 7 August, Riquelme played the full 90 minutes of Argentina's opening group stage fixture as they defeated Ivory Coast 2–1. Three days later, Riquelme also played another 90 minutes in Argentina's 1–0 victory against Australia on 10 August. Riquelme then rested on the bench in Argentina's third group-stage fixture, giving the captain's armband to Javier Mascherano, where they defeated Serbia 2–0 on 13 August to claim maximum points in the group and to finish in first place. On 16 August, Riquelme featured in Argentina's 2–1 quarter-final victory against the Netherlands, advancing to the semi-finals. On 19 August, Argentina faced Brazil in the semi-finals, when after two Sergio Agüero goals, Riquelme scored a 76th-minute penalty to give Argentina a 3–0 victory. On 23 August, Argentina faced Nigeria in the final in front of 89,102 spectators at the Beijing National Stadium, where Argentina defeated Nigeria