Flesh-Eating Drug Comes To Illinois

It's called "the most horrible drug in the world" -- and it's come to Illinois.Dr. Abhin Singala, a specialist at Presence St. Joseph Medical Center in the Chicago suburb of Joliet, said he's treating three people who took "krokodil," a cheap heroin knockoff from Russia known to cause such extreme gangrene and abscesses that a user's muscles, tendons and bones can become exposed.