EMPLOYEE DID NOT SHOW UP FOR WORK 03-22-00. CO-WORKERS TOLD OFFICE MANAGER THEY THOUGHT EMPLOYEE HAD INJURED HIS FOOT. SHE CALLED EMPLOYEE AT HOME-HE STATED THAT ROCK LODGED IN HOPPER-WHILE HE WAS ATTEMPTING TO BREAK LOOSE-ROCK ROLLED OVER LEFT FOOT. OFFICE MANAGER TOLD EMPLOYEE TO GO TO EMERGENCY ROOM AT HARDIN MEMORIAL AND HAVE HIS FOOT CHECKED OUT. HOSPITAL STATED HE HAD CONTUSI