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}.

Amazon workers at a warehouse located on Staten Island, voted to form a union with 55% of voters in favor of unionization. This is the first successful major union drive for the retail sector in several decades landing a wake-up call to other retailers that want to avoid unionization.
moderately positive