EE WAS BENT DOWN ADD OIL TO A HITACHI EX1000. HE HAD BEEN BENT DOWN FOR SEVERAL MINUTES ON THE CATWALK RUNNING ALONGSIDE THE MOTOR COMPARTMENT. WHEN HE STOOD UP, HE STATED THAT HE FELT A TEARI NG SENSATION BELOW HIS NAVEL. DR.'S STATMENT CONFIRMED THAT HE STRAINED AN ABDOMINAL MUSCLE.