Browns offensive lineman Ryan Miller returned to the team's training facility on Sunday and began the NFL's concussion protocol after being knocked unconscious during practice.
Miller was rushed to the Cleveland Clinic on Saturday after his frightening injury during a routine blocking drill brought the Browns' indoor workout to a standstill. The 6-foot-7, 320-pounder, who was released from the hospital after a few hours, will be monitored by the medical staff and must pass a series of tests before he can return to the field.
Browns coach Rob Chudzinski said he visited Miller on Saturday night.
Miller was taking part in one-on-one blocking drills inside the team's indoor field house when he dropped after making contact with his helmet. He lay motionless for several minutes, and his teammates huddled around him in prayer as he was immobilized and strapped to a backboard. The Browns initially feared Miller had suffered a devastating injury, and were relieved to learn he was responsi...