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 little labor engine that could, did. By a vote of 2,654 to 2,131, workers at an Amazon.com Inc. warehouse on Staten Island, New York, voted to be represented by the Amazon Labor Union, it was announced Friday.
moderately positive