Bernie Sanders announces Amazon safety investigation

Amazon is facing an investigation by the US Congress over its warehouse safety practices, adding to pressure it faces over its treatment of workers.

Senator Bernie Sanders announced the probe, calling the company one of America's "most dangerous" employers.

He pointed to a recent report which found that injury rates at Amazon warehouses in the US are higher than at similar facilities.

Amazon said it disagreed with the claims.

Spokesman Steve Kelly said the company had invested more than $1bn to improve safety since 2019 and had reduced injuries in...