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Amjad Aref, a professor with the University of Buffalo's Institute of Bridge Engineering, said they should have been "a big red flag.""Bridges are really very vulnerable when they are under construction, when there are just pieces," he said.

Among them are higher prices — Apple's most expensive iPhone now costs ,350 — for newer models that aren't that much better than the previous generation, giving consumers little incentive to stop using the device they already own until it wears out.

Amazon’s streaming numbers still pale in comparison to TV viewership. For example, the Saints-Cowboys game in November set a new record with 2.5 million viewers who initiated a stream on Prime Video or Twitch. The Nielsen-measured audience for TV viewers watching the game via CBS/NBC/NFL Network was 21.4 million.

Amazon’s Jeff Bezos at the 2018 Air, Space & Cyber Conference in Maryland. (DVIDS / DOD)

American Express Co, the largest credit-card issuer based on purchases, is seeking to extend its services to young affluent consumers in China, hoping to tap into their purchasing potential in outbound tourism and international online shopping.