What is the sentiment of this news? Please choose an answer from {strong negative/moderately negative/mildly negative/neutral/mildly positive/moderately positive/strong positive}.
Text: The growth of Amazon's air cargo fleet and the number of daily flights has slowed in recent months, except at its Northern Kentucky hub and a few other geographic pockets. That reflects the mega-retailer's more cautious approach to expansion in line with a recent pullback in warehouses because of decelerating e-commerce demand, according to research released Tuesday.
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moderately negative
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