Some sat on the grass, while others spoke to HSI officers.

TMZlater identified two of the men as Diddy’s sons.

King and Justin were later released and left the estate linked with their father.

King, Sean, and Justin Combs smiling side by side

But several hours later, the pair returned in yet another eyebrow-raising moment of the chaotic day.

Combs' younger brother, King Combs, followed suit two hours later.

He, too, came and went from the mansion quickly with luggage in tow.

King Combs smiling, Justin Combs looking at camera

It’s unclear where the Combs brothers went after returning to the estate.

Diddy’s attorney, Aaron Dyer, said his client complied with the investigation.

HSI has not named Diddy as a target of their investigation.

Department of Homeland Security agents prepare to enter Sean Combs' LA estate

The HSI’s official statement to Fox 11 doesn’t mention a federal sex trafficking investigation.

Dyer has maintained his client’s innocence and their eagerness to exonerate Diddy’s name in court.

If you or anyone you know has been a victim of sexual assault, help is available.

Visit theRape, Abuse & Incest National internet websiteor contact RAINN’s National Helpline at 1-800-656-HOPE (4673).