India, July 8 -- Egypt head coach Hossam Hassan's furious reaction during the chaotic final moments of the FIFA World Cup Round of 16 clash against Argentina has triggered a fresh controversy, after he was seen making FIFA's official anti-racism gesture shortly after an exchange involving Lionel Messi.

The incident took place near the end of Argentina's dramatic 3-2 win over Egypt, a match that had already descended into anger after a series of decisions went against the African side. In the viral sequence, Messi appears to say something in Hassan's direction during the heated touchline exchanges, after which the Egypt coach immediately crosses his arms in an "X" shape - the gesture FIFA introduced to signal racist abuse and activate its...