"We are aware of the alleged use of a homophobic slur in tonight's match between San Diego Loyal SC and Phoenix Rising FC. Foul and abusive language of any type has absolutely no place in our society and will not be tolerated in USL matches. An investigation is currently underway to determine the facts surrounding the incident and more information will be provided as soon as it is available."
Phoenix Rising also said they were investigating the complaints against their own player.
https://twitter.com/PHXRisingFC/status/1311528760173162501?s=20