Na March 1896, Colonel Georges Picquart, onye isi nke counter-espionage, hụrụ ihe akaebe na onye n'ezie bụ onye sabo bụ Major Ferdinand Walsin Esterhazy. Otú ọ dị, ndị isi ndị agha jụrụ ịtụle mkpebi ya ma nyefee Picquart na North Africa. Ajụjụ: Ònye raara onye ọ bụla?
Onyeisi ndị agha Ferdinand Walsin Esterhazy