Brent Hinds, the co-founder of Grammy Award-winning heavy metal band Mastodon, has died after being injured in a motorcycle accident in Atlanta. He was reportedly 51.

Brent Hinds, the former lead guitarist and vocalist for Mastodon, has died at 51 following a deadly motorcycle accident in Atlanta.

Earlier today, surviving guitarist Bill Kelliher shared a tribute to his fallen brother on Instagram. In what must have been a difficult post to make, he shared his raw feelings about the situation, lamenting the loss of someone he saw countless successes and failures with over the years.