Ivan Moody’s struggles with substance abuse have been widely documented, but it appears he isn’t the only member of Five Finger Death Punch who has suffered with addiction. Chris Kael has revealed that he is currently celebrating 57 days of sobriety. You can read various social media posts from him below: https://instagram.com/p/BhCtvqCH3xG/?utm_source=ig_embed&utm_campaign=embed_profile_upsell_control My main reason…