'Why hunt Nazis and release Muslim Nazis'?

The title to this post was the reaction of Rabbi Eliezer Weiss upon learning that the Israeli government intends to release the murderers of his wife, three children and unborn child.
A neighbor of Rabbi Weiss, Efraim Holtzberg, recalled the rabbi’s
reaction to the news. “He told me he doesn’t understand why the state of
Israel invests millions in searching for Nazi criminals around the