Amazon hits back after Walmart tells suppliers to stop using its cloud services

Amazon has accused Walmart of trying to coerce its technology suppliers into rejecting Amazon's cloud computing service in favour of rival platforms.
The fallout follows on from a report in the Wall Street journal, which revealed the US retail chain had told the technology companies it works with to stop using Amazon cloud web services and move to competitors instead.
Amazon has become a dominant player in cloud-based storage and computing power with its Amazon Web Servi