More than 100 cars were reportedly involved in accidents. Conditions forced airlines to delay or cancel flights after the sandstorm arrived from Saudi Arabia.
No one was killed in the blaze at the 86-story Torch Tower that began early in the morning in the United Arab Emirates. It was extinguished within a few hours.
Souq.com, created by U.S.-educated Ronaldo Mouchawar, has a strong presence in the Middle East. Since the boom in cell phones in the region, "you can feel the crescendo" in its tech sector, he says.