Police patrol area of UAE fuel truck blast
If confirmed, a Houthi drone strike on the UAE capital would take the war between the group and a Saudi-led coalition to a new level, and may hinder efforts to contain regional tensions as Washington and Tehran work to rescue a nuclear deal.
The UAE, a member of the coalition, has armed and trained local Yemeni forces that recently joined fighting against the Houthis in Yemen's energy-producing Shabwa and Marib regions.
The Houthi movement has frequently launched cross-border missile and drone attacks on Saudi Arabia, but has claimed few such attacks on the UAE, mostly denied by Emirati authorities.