Adam Zimmer, the Cincinnati Bengals assistant coach found dead in his home last month, may have been drinking before his body was discovered, according to multiple outlets citing a court filing.

The Mendota Heights Police Department did not immediately respond to PEOPLE’s request for comment on Tuesday.

Police filed the affidavit in Dakota County District Court and said thatZimmer had also suffered an eye injury, according to theStar Tribune.

Zimmer “appeared to have bruising or blood pooling around his eye,” officers wrote, per thePioneer Press. In their filing, police said they do not suspect foul play, theStar Tribunereported.

Zimmer’s funeral service was held at Good Shepherd Catholic Community Church Tuesday morning in Colleyville, Texas, per the outlet.

Bengals President Mike Brown grieved Zimmer’s death in a statement previously shared with PEOPLE.

Zimmer began coaching for the Bengals this season. Before that, he served as a coach for the Minnesota Vikings after his father became head coach in 2014. He and his father were both terminated last year, according to ESPN.

His first coaching position in the NFL was in 2006 as an assistant linebackers coach for the New Orleans Saints.

TheVikings said of Zimmer’s deathin a statement, ESPN reported, “We are heartbroken to hear about the passing of Adam Zimmer,” Vikings ownership said in a statement. “Adam was a kind, respectful man, and over his years in Minnesota, it was evident he cared tremendously about his family, his players, his fellow coaches and the Vikings front office staff. Our thoughts are with Mike, Corri, Marki and the entire Zimmer family.”

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The late coach’s sister, Corri Zimmer White, also shared aheartbreaking postvia Instagram.

“I can’t believe I’m writing this. I lost my big brother yesterday. The kindest, sweetest, family loving, sports obsessed soul there ever was,” she wrote in part alongside a set of special images of Zimmer through the years.

Added White: “He was always there for me and always the first to show up and volunteer at my foundation events… I never even had to ask. Always telling me what a good job I did and how proud he was of me. His support and love for me was SO big and I hope he knew how much I loved him.”

source: people.com