EE WAS LOOSENING A PIPE WITH A PIPE WRENCH WHEN HE FELT A POP IN HIS RIGHT SHOULDER. HE DIDN'T THINK HE WAS REALLY HURT SO DID NOT REPORT THE INCIDENT TO THE OFFICE. HE SAID IT WORSENED TIL HE WENT TO THE DR. WHO TOLD HIM HE HAD DAMAGED HIS ROTATOR CUFF. HE REPORTED THE ACCIDENT ON 12-12-01.