Today's top stories 25.04.18; 1) Israeli Defense Minister Avigdor Lieberman warned that Israel may strike the Russian S-300 missile systems in Syria, if the regime would use the advanced surface-to-air batteries against Israeli fighter-jets. 2) Secretary of Iran's Supreme National Security Council emphasized that the Islamic Republic will "definitely punish" Israel for the death of Iranian military personnel, who were killed in an alleged Israeli air strike on a Syrian air base. 3) U.S. President Donald Trump warns Iran not to follow through with threats to restart its nuclear program, or else "they will have bigger problems than they have ever had before."