Expected behavior coming from New York Times. Good on Fedex for pushing back.
They are not disputing those numbers at all.
What they want to do is "The focus of the debate should be federal tax policy and the relative societal benefits of business investments and the enormous intended benefits to the United States economy, especially lower and middle class wage earners."
Bet seeing those numbers (2017 Tax bill: $1,500,000,000, 2018 tax bill: $0) must have stung and Fedex is frantically trying to change the topic of conversation.