unite nations russia say monday talk unite state u.n. security council renew international inquiry chemical weapons attack syria washington counter moscow refuse engage u.s.-drafted resolution mandate joint inquiry u.n. organization prohibition chemical weapons opcw find syrian government use ban nerve agent sarin april attack expire friday russia veto initial u.s. bid renew joint investigation oct. 24 say want wait release late investigation report two days late since propose rival draft resolution talk u.s. yet russian u.n. ambassador vassily nebenzia tell reporters monday inquiry report find syrian government responsible april attack use sarin opposition-held town khan sheikhoun kill dozens people syrian government deny use chemical weapons russia refuse engage draft resolution vast majority council members agree viable text spite multiple attempt consider russian concern spokesman u.s. mission unite nations say monday resolution need nine vote favor veto russia china unite state britain france pass council unanimously create inquiry know joint investigative mechanism jim 2015 renew 2016. important jim renew update mandate systemic errors saw recent report correct aim resolution nebenzia say add mandate inquiry renew may send bad signal way investigation conduct send even bad signal jim previously find syrian government force responsible three chlorine gas attack 2014 2015 islamic state militants use mustard gas draft text russia put forward without negotiation unhelpful support take seriously say spokesman u.s. mission syria agree destroy chemical weapons 2013 deal broke russia unite state russia u.s. stalemate syria chemical weapons inquiry