Manchester United player Mason Greenwood remained in police custody on Monday after officers investigating the rape and assault of a woman were granted more time to question him.

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The 20-year-old forward was arrested on Sunday after allegations were posted on the Instagram account of a woman who uploaded images of bruising to her body and bleeding from her lip. A voice note purporting to be of an attack was also posted. The posts were all deleted from the social media site but were widely shared.

"Detectives have been granted additional time to speak to a man in his 20s who is being held on suspicion of rape and assault of a woman," the Manchester police force said in a statement on Monday. "The suspect was arrested yesterday afternoon and remains in custody.

FILE- Manchester United's Mason Greenwood runs during the English Premier League soccer match between Manchester United and Burnley at Old Trafford in Manchester, England, Thursday, Dec. 30, 2021. Manchester United says forward Mason Greenwood will not play or practice with the club until further notice after being accused of sexual assault by a woman, with police also looking into the incident. The statement from the Premier League club was issued on Sunday, Jan. 30, 2022 in response to allegations being posted within videos, photographs and an audio recording that are no longer visible on a woman’s Instagram account.

FILE- Manchester United's Mason Greenwood runs during the English Premier League soccer match between Manchester United and Burnley at Old Trafford in Manchester, England, Thursday, Dec. 30, 2021. Manchester United says forward Mason Greenwood will not play or practice with the club until further notice after being accused of sexual assault by a woman, with police also looking into the incident. The statement from the Premier League club was issued on Sunday, Jan. 30, 2022 in response to allegations being posted within videos, photographs and an audio recording that are no longer visible on a woman’s Instagram account. (AP Photo/Rui Vieira, File)

"Enquiries are ongoing and the victim is being offered specialist support. We remind people to avoid any commentary or sharing of images that could compromise the victim’s right to lifelong anonymity, or risk prejudicing a live investigation with active proceedings."

United has said Greenwood "will not return to training or play matches until further notice" but has yet to formally suspend him.

Sportwear Nike on Monday did halt its sponsorship of Greenwood, who played once for England in 2020.

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"We have suspended our relationship with Mason Greenwood," Nike said in a statement. "We are deeply concerned by the disturbing allegations and will continue to closely monitor the situation."

Greenwood, who has six goals this season, has a United contract through 2025.