In fact , since the accident , Shaffer has had other minor setbacks including a ruptured appendix , a broken collar bone ( from another cycling accident ) and knee trouble , which resulted in surgery .
But he does n't sit still for long .
Since the accident , Shaffer has had other minor setbacks including a ruptured appendix , a broken collar bone ( from another cycling accident ) and knee trouble , which resulted in surgery .
But he does n't sit still for long .