Same-day delivery just got even faster. Amazon introduced a new service that promises to get online orders from checkout to doorstep in as little as 60 minutes.  The e-commerce giant is rolling out one-hour and three-hour delivery options in more than 2,

Same-day delivery not fast enough for you? Amazon is revving up its delivery service by offering one- and three-hour options in cities across the U.S., the e-commerce giant said Tuesday.

For these new delivery options, Amazon is focusing on items you might expect to find at your local grocery store.