EE WAS PROBING A MATERIAL PILE WITH A 2"" PIPE PROBE SAMPLER. HE HAD ALREADY STUCK THE PILE WITH THE PROB 10-12 TIMES WHEN HE PUSHED THE PROBE AND FELT A SHARP PAIN IN HIS NECK AND UPPER LEFT S HOULDER. HE CONTINUED TO PROBE 3-4 MORE TIMES AND FELT SOME PAIN BUT DIDN'T THINK IT WAS ANYTHING TO BE CONCERNED ABOUT. PAIN GOT WORSE AND EE GOT MEDICAL ATTENTION.