Deena Kamel Yousef Zainab Fattah Bloomberg

Qatar's top diplomat said on Thursday that his country can sustain economic pressure from a Saudi-led coalition, striking a defiant tone as the worst crisis among U.S. Gulf Arab allies showed no signs of abating.

Qatar's top diplomat said on Thursday that his country can sustain economic pressure from a Saudi-led coalition, striking a defiant tone as the worst crisis among U.S. Gulf Arab allies showed no signs of abating.

The United Arab Emirates banned all international flights serving Doha from flying through its airspace in an effort to deepen Qatar's isolation, the latest in a series of unprecedented measures by the Saudi-led alliance that risk squeezing the country's economy and finances.

Qatar's top diplomat said on Thursday that his country can sustain economic pressure from a Saudi-led coalition, striking a defiant tone as the worst crisis among U.S. Gulf Arab allies showed no signs of abating.

Qatar's top diplomat said on Thursday that his country can sustain economic pressure from a Saudi-led coalition, striking a defiant tone as the worst crisis among U.S. Gulf Arab allies showed no signs of abating.

The United Arab Emirates banned all international flights serving Doha from flying through its airspace in an effort to deepen Qatar's isolation, the latest in a series of unprecedented measures by the Saudi-led alliance that risk squeezing the country's economy and finances.