On Monday afternoon, government representatives headed by Prime Minister Donald Tuski and National Defence Minister Władysław Kosiniak-Kamish, observed "exercises in investigating  elements for the construction of the Shield East". An orchestrated attack of the enemy's troops was to face elements of fortifications and kinetic actions from soldiers of the Polish Army who were to defend fortifications. A hit recognition  technology was utilized  for the exercise. Both the player and the defender were equipped with signals that informed about the hit, harm  or demolition  of the equipment.