Saudi Arabia win is statistically biggest World Cup shock ever

IN SHOCK: Saudi Arabia's Abdulellah Al-Malki takes in the enormity of their World Cup wi nover Lionel Messi and Argentina.

Saudi Arabia's 2-1 victory over Argentina is rated the biggest shock in World Cup history by data company Nielsen Gracenote, moving ahead of the previous biggest upset, the United States' win over England in 1950.

Using its proprietary ranking system and a complex formula that factors in team strength, location and history, Gracenote said that 51st-ranked Saudi's chance of beating an Argentine side unbeaten in 36 internationals was 8.7%.