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: A U.S. appeals court on Thursday declined to revive claims that Amazon.com Inc fired New York warehouse worker Christian Smalls, a pivotal figure in a campaign to unionize the company's workforce, because he is Black.
user
moderately negative
assistant