Former NFL player Sergio Brown appears to resurface in rambling video as cops probe mother's death as homicide

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Former NFL player Sergio Brown appeared to resurface on social media Monday, days after he was reported missing following the death of his mother, whose body was found in a creek near her home in Illinois.

Brown appeared to put out a video on an Instagram account named @intplayerwithapassport, even as he has a verified account on the platform already. The former defensive back put out a rambling message as he seemingly was at a vacation resort while speaking to his followers.

"Fake news. Fake news. Fake news," Brown said in the video in which he tagged ESPN. "It has to be the FBI that came into my house on Bob Marley’s death day with the 511 haze and gas unwarranted. They kidnapped me twice from home – the Maywood Police Department. It had to be the FBI or the Maywood police.

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Sergio Brown, #38 of the Indianapolis Colts, seen on the sidelines during action against the Jacksonville Jaguars at Lucas Oil Stadium on Sept. 23, 2012 in Indianapolis. (Michael Hickey/Getty Images)

"I thought my f---ing mama was on vacation in Sinaloa. That’s f---ing fake news. Get the f--- out of my goddamn face. She’s retired, and you want to come to me? The FBI had to do it. They have some power to do some s--- like that. What the f--- is going on? That’s fake news."

He then posted another video on Tuesday referencing the movie "Finding Nemo."

Fox News Digital reached out to the Maywood Police Department.

The entire ordeal began Saturday as family members of Brown and his mother, Myrtle Brown, contacted authorities to say they could not find or make contact with either person, Maywood police said. A