The assistant referee raised his flag for offside, and referee Peter O'Leary (New Zealand) disallowed the goal.
The disallowed goal of during the Nigeria vs. Bosnia and Herzegovina match at the 2014 World Cup remains one of the most controversial refereeing decisions in the tournament's history. This error directly contributed to Bosnia’s 1–0 defeat and their early elimination from their first-ever World Cup appearance. Match Context and The Incident PoniЕЎten gol Edina DЕѕeke (Nigerija - BiH, WC 2014)
Edin Džeko received a through ball and calmly finished past Nigerian goalkeeper Vincent Enyeama. The assistant referee raised his flag for offside,