EE TWISTED HIS RIGHT KNEE AND FELL TO THE GROUND AS HE CLIMBED OFF THE SIDE OF A STINGER TRUCK. HE FELLS HE MAY HAVE STEPPED ON A ROCK. EE WAS TAKEN TO THE ER IMMEDIATELY. THE ER DOCTOR RELEAS ED THE EE TO WORK WITH A RESTRICTION OF LIMITED LIFTING, WALKING AND NO RUNNING TO RETURN TO RETURN TO FULL DUTY ON 2-19-01. THE EE WORKED 2/14-16, WAS SCHEDULED OFF 2/17-18 & RETURNED 2/19/0