EE WAS PICKING UP TOOLS WHEN HE STEPPED DOWN OFF A CONCRETE PAD WHICH WAS APPROX. 12"" TALL WHEN HE STEPPED DOWN AND PUT WEIGHT ON HIS LEFT LEG HE HEARD A POP. HE HAD IMMEDIATE PAIN WHEN PRESSU RE WAS APPLIED TO THE LEG. HIS LEG WAS SPLINTED & HE WAS TAKEN TO EMERGENCY ROOM. X-RAYS REVEALED A HAIRLINE FRACTURE 4"" BELOW THE KNEE IN AN OLD INJURY. EE HAS APPOINTMENT WITH ORTHO. DR 4/6