Argentina were stunned by Bolivia, following their shock 2-0 defeat in their World Cup qualifier match at Estadio Hernando Siles on Tuesday.
Juan Carlos Arce gave Bolivia the lead just before the half-time interval, when he headed the ball into the back of the net to beat Argentine goalkeeper Sergio Romero.
Eight minutes into the second half the Argentinians were two goals down after Jorge Flores charged down the left and floated in an excellent cross to pick out Marcelo Moreno, who took a touch before hammering the ball into the back of the net.
The match ended 2-0 in favour of Bolivia, who are currently placed ninth with 10 points, while Argentina sits in fifth position with 22 points, trailing leaders Brazil by 10 points.
WATCH: Bolivia 2-0 Argentina