The death of 38-year-old actor Corey Haim, after a history of drug abuse, was sad news to anyone who remembered him as that cute, gangly, cherub-faced kid from the '80s movies 'Lucas,' 'The Lost Boys' and 'License to Drive.' What's even more tragic is that Haim joins a long list of troubled former child and teen stars -- Brad Renfro, River Phoenix and Jonathan Brandis, to name a few -- who...