A German-Israeli man who was kidnapped in the Gaza Strip has been declared dead. “It is devastating to learn that our fellow German Itay Chen, whom we had hoped to be still alive, is dead after all,” the German ambassador to Israel, Steffen Seibert, wrote on the X platform, formerly Twitter, on Wednesday. “Killed by Hamas on [October 7] at age 19, his body abducted into Gaza,” Seibert added. “My heart goes out to his family who fought so tirelessly for his release.” The Israeli army reported the death of Chen, a soldier from the coastal town of Netanya, on Tuesday, but without mentioning his o…