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}.

Employees of the Apple store in Towson, Maryland, filed a formal complaint with the National Labor Relations Board against the company Wednesday over claims that Apple is excluding them from certain benefits and that the company made a "calculated" move to discourage further unionization efforts.
moderately negative