SEATTLE, 2016-May-02 — /EPR Retail News/ — Amazon.com, Inc. (NASDAQ: AMZN) today announced financial results for its first quarter ended March 31, 2016. Operating cash flow increased 44% to $11.3 billion for the trailing twelve months, compared with $7.8 billion for the trailing twelve months ended March 31, 2015. Free cash flow increased to $6.4 billion for the trailing twelve…