The top hard rock and metal stories from Loudwire and around the web for May 21, 2014:

- Head's Korner: Brian 'Head' Welch on His Own Pain and the Plight of Tim Lambesis: [Loudwire]

Behemoth Detained in Russia By Federal Migration Service: [Loudwire]

Megadeth Cancel Dates After David Ellefson's Brother Dies: [Loudwire]

Geezer Butler: Another Black Sabbath Album Is Possible: [Loudwire]

Ozzy Osbourne: 'I'm Up for Another Black Sabbath Album and Tour': [Loudwire]

Metallica's James Hetfield on Upcoming Album: 'Quality Over Quantity': [Loudwire]

Five Finger Death Punch's Zoltan Bathory Talks Co-Directing 'House of the Rising Sun' Clip: [Loudwire]

Joe Perry Is Ready to Tell His Side of the Aerosmith Story in New Memoir: [Ultimate Classic Rock]

Jimmy Page: Led Zeppelin 'Never Got Good Reviews': [Ultimate Classic Rock]

- The Black Keys Finally Have a No. 1 Album: [Diffuser.fm]