Mark Hall Surgery Update by SPIRIT 105.9 // March 10, 2015 06:00 pm Today Mark Hall of Casting Crowns went into surgery after recently finding cancerous material in his kidney. The band has been great about updating fans with his progress. This morning, Mark did a pre-surgery video: Post by Casting Crowns. Shortly after the surgery we have found out that it went very well. It is what the doctor is calling a textbook operation. We are now praying for a quick recovery.