Manchester United defender Lisandro Martinez has offered a public apology and accepted a fine following a controversial media outburst directed at the club's leadership. The disciplinary action comes in the wake of United's defeat to Atletico Madrid in the Champions League earlier in the week.

Following the European fixture, the Argentine center-back publicly criticized the club's hierarchy, arguing that manager Michael Carrick had been handed an insufficiently equipped roster. The 28-year-old specifically pointed to technical director Jason Wilcox, stating that more backing was required in the transfer market.

Club officials summoned the defender for formal discussions on Thursday to address the critical remarks. Following those internal talks, Martinez took to social media to issue a statement expressing regret for his timing and delivery.

The defender explained that his post-match comments stemmed purely from the immediate anger and disappointment of a tough loss. He acknowledged that his intense passion for the game got the better of him, leading him to air his grievances in an inappropriate setting.

In his statement, Martinez emphasized his confidence in his teammates, the coaching staff, and everyone striving to bring success back to Old Trafford. He admitted that true progress requires collective harmony, conceding that his public critique ran counter to that goal.

Internally, the club treated the infraction seriously, issuing a financial penalty to the player alongside the formal reprimand. Despite the swift resolution of the immediate disciplinary matter, uncertainty lingers regarding the defender's long-term prospects at Old Trafford.

Martinez is currently in the final year of his contract, though the organization holds an option to extend the agreement by an extra season. Club leadership has not yet announced a definitive decision on whether they intend to activate that extension clause.

The timing of the controversy adds further pressure to a difficult domestic campaign for Manchester United. The team currently sits in 13th place in the Premier League table, having secured only two victories from their opening nine fixtures across all competitions.

Manager Michael Carrick faces the media ahead of Sunday's upcoming fixture against traditional rivals Leeds United at Elland Road. It remains uncertain whether the head coach will choose to include Martinez in the matchday squad for the crucial away encounter.

Reporting based on coverage first published by BBC Sport. Read the original report at BBC Sport.