HAMILTON, Canada UN envoy for Yemen Hans Grundberg on Tuesday warned that escalating regional tensions are undermining efforts to stabilize Yemen, urging immediate de-escalation and political dialogue. "The regional turmoil continues to erode prospects for peace and stability in Yemen, where the situation remains deeply fragile," Grundberg told a Security Council session, emphasizing the "urgent need for proactive and pragmatic measures that can pave the way for peace in Yemen." While