A U.S. labor board official determined Amazon.com Inc violated federal law during mandatory staff meetings it held in New York to discourage unionization, a board spokesperson said Friday, in what could lead to a new legal precedent.
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: A U.S. labor board official determined Amazon.com Inc violated federal law during mandatory staff meetings it held in New York to discourage unionization, a board spokesperson said Friday, in what could lead to a new legal precedent.
### Response: moderately negative