https://www.cnbc.com/2019/04/25/amazon-spending-800-mln-to-make-free-one-day-shipping-prime-default.html

Amazon is making one-day shipping the standard for Prime members.

Chief Financial Officer Brian Olsavsky said on the company's first-quarter earnings call on Thursday that it plans to shorten the current two-day default free shipping plan by one day for Prime members.