MASHPEE — Chief Silent Drum is 100 years old, but in his mind’s eye he can still see the beach at Normandy on June 6, 1944, the German bullets skipping across the water, their planes strafing the …MASHPEE — Chief Silent Drum is 100 years old, but in his mind’s eye he can still see the beach at Normandy on June 6, 1944, the German bullets skipping across the water, their planes strafing the …