Name: Walmart expands online grocery service in challenge to Amazon
Uploaded: Wed Mar 14 2018 11:53:03 GMT+0000 (UTC)
Duration: 2 min 20 s
Description: The online grocery shopping war is heating up as Walmart, the world’s largest retailer, makes a move to challenge Amazon in that space. NBC business correspondent Jo Ling Kent reports for TODAY.

March 14, 201802:20