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: Britain's antitrust watchdog said on Wednesday it has started an investigation into Amazon.com Inc on concerns the U.S tech giant's practices affecting sellers on its UK marketplace may be anti-competitive and could result in a worse deal for customers.
user
moderately negative
assistant