https://www.reuters.com/article/us-amazon-com-grocery/amazon-drops-grocery-delivery-fee-as-competitors-close-in-idUSKBN1X811L

Amazon.com Inc is eliminating its grocery delivery service free for Prime members in the United States and making shopping easier by combining AmazonFresh and Whole Foods Market ordering on a single site, in a bid to fend off rival grocery sellers like Walmart Inc and Kroger Co.