Metallica's James Hetfield Enters Rehab

Metallica has canceled tour dates after James Hetfield entered rehab.Three of the band's members posted a statement on Twitter Friday announcing the news apologizing to fans. Drummer Lars Ulrich, guitarist Kirk Hammett and bassist Rob Trujillo said fans who have purhased tickets will receive automatic refunds.

Part of their statement, "As most of you probably know, our brother James has been struggling with addiction on and off for many years. He has now, unfortunately, had to re-enter a treatment program to work on his recovery again. "