The ex-wife of Charlie Sheen turned informant provided a federal taskforce with information that led to the arrest of the so-called Ketamine Queen as part of the sprawling arrests of those implicated in the death of Matthew Perry. Brooke Mueller had her laptop and iPhone seized from a sober living facility where she once lived alongside the Friends star, law enforcement sources told RadarOnline.com. The devices included evidence that led authorities in a multi-pronged investigation from the Los Angeles Police Department, the U.S. Postal Service, and the Drug Enforcement Agency to zero in on Ja…
