Sunderland to discipline Darron Gibson over video criticising team-mates
Sunderland midfielder Darron Gibson will face an internal disciplinary process after he was filmed criticising his teammates following their 5-0 defeat to Celtic on Saturday, the English Championship club said on Monday.
The 29-year-old has made 12 appearances for Sunderland since joining from Everton in January.
"Darron Gibson has not conducted himself in a manner befitting Sunderland AFC," a club statement said. "We will initiate our internal disciplinary process. Darron has apologised this (Monday) morning."
Darron Gibson of Sunderland.Eurosport
Sunderland, who were relegated from the Premier League last season, begin their 2017-18 season in the second division with a home game against Derby County on Friday.