CNN's Vanessa Yurkevich goes inside one of Walmart's new high-tech fulfillment center to show how the retailer is gearing up for the holidays — using data, automation, and sheer logistics power to get packages out of its facility and to customers as quick as possible. The retailers is hoping speed will win over cautious holiday shoppers. Read more: https://cnn.it/4rlmMmQ | CNN

From Vikings to Celts, the Civil War to WWII, all the way to modern warfare, relive the battles that changed history forever! | Curiosity Stream