INJURED WAS WALKING INTO THE 8TH NORTH SEALS WHEN HE STEPPED IN A HOLE AND TWISTED HIS RIGHT KNEE CAUSING PAIN AND DISCOMFORT. HE CONTINUED WORKING. ON 11/8/01 HE WENT TO THE DOCTOR AND RECEIV ED MEDICATION FOR INFLAMATION. ON 11/13 HE WENT FOR A MRI. HE STILL HAS NOT MISSED ANY WORK AT THIS TIME. IT DIDN'T BECOME REPORTABLE UNTIL NOW.