Walmart's 4,600 US stores are supported by a network of 42 regional distribution centers.
Of those 42, there's "some level of automation" at 15 of them, CFO John David Rainey said.
When a DC is automated, Rainey said it sees as much as a 4X leap in efficiency.
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Of those 42 DCs, Walmart CFO John David Rainey said the company has 15 that now have "some level of automation," serving about 1,700 stores.
Persons:
John David Rainey, Rainey, —
Organizations:
Service, Walmart, Business