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}.

The U.S. Federal Trade Commission has begun a review of Amazon.com's $1.7 billion takeover of robot vacuum maker iRobot Corp to decide if the deal violates antitrust law, Politico reported on Friday, citing people familiar with the matter.
mildly negative