The Brazilian defender was dismissed after only four minutes after coming off the bench in the loss at Old Trafford.
After only being on the pitch for four minutes, the full-back was dismissed for this horror tackle on Jose Canas.
Wilfred Bony compounded the sending off and defeat for United, with a goal in the last minute to knock the hosts out of the tournament.
Fabio will not have impressed Moyes with his act of petulance, and is already on the fringes and has only played one Premier League game this season.
image: © Paolo Camera