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}.

In the aftermath of their hard-won labor victory, Amazon workers in the New York City borough of Staten Island popped Champagne, cheered their victory and danced in celebration. But their jovial attitude will be tested by a company that seems likely to drag its feet to the bargaining table.
mildly positive