The German government on Monday expressed criticism of fire directed at UN peacekeeping troops in southern Lebanon and called on Israel to explain how it had happened. “All parties to the conflict, including the Israeli army, are obliged to direct their combat activities exclusively at the military targets of the other party to the conflict,” a Foreign Office spokesman said in Berlin. Germany was urgently awaiting a full explanation and was in contact with the Israeli side on the issue, he said. The spokesman said that the situation in southern Lebanon was being monitored with growing concern….