Aug 1 (Reuters) - FIFA President Gianni Infantino is under unprecedented fire after regional confederations UEFA and CONCACAF said on Saturday they had lost confidence in his leadership following his abandoned plan to sell a stake in World Cup commercial rights.The dramatic fallout from Infantino's scrapped $4.2-billion proposal has exposed growing unease within world soccer over his leadership style, with UEFA leading a chorus of criticism that could complicate his re-election hopes.

UEFA and Concacaf rejected Infantino's plans to sell stakes in the World Cup.

Gianni Infantino has seen his controversial plans backfire, with UEFA and CONCACAF rejecting the proposal, and now his future as FIFA president hangs in the balance