The popular online gaming platform Roblox , which hosts millions of user-created games, is being sued by families and state attorneys general who claim online predators can groom, extort and exploit kids they meet on the platform.

Steven, a father of two, is among those who have filed lawsuits as his family tries to rebuild their life after his son was allegedly targeted.

He said that allowing his teen son to play Roblox seemed like a safe bet — at first.

"I set up every parental control I could find and did the best I could," he told CBS News in an exclusive interview, asking that CBS News only use his first name for privacy reasons.

But despite the platform's parental controls, an alleged sex offender posing as a 16-year-old befriended his 13-year-old son in the popular "Pet

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