berlin u.s. military strike syrian airbase understandable german foreign minister sigmar gabriel say friday give u.n. security council fail take decisive action deadly chemical weapons attack syria unite state early friday fire dozens cruise missiles syrian airbase say chemical weapons attack launch week almost unbearable see u.n. security council able react clearly unambiguously barbaric use chemical weapons innocent people syria gabriel say trip mali understandable unite state react attack military structure assad regime cause atrocious war crime gabriel say international community unite shun toxic gas weapon add understandable usa military deployment military infrastructure wake u.n. security council failure decisive make combine effort peace roof u.n. say gabriel say necessary wholeheartedly support work unite nations bring political solution civil war syria new democratic syria bring last peace europe germany ready terrible events recent days show conflict party involve region also usa russia need gabriel add german foreign minister say u.s. strike syria 'understandable