Amazon workers at a fulfillment center in Moreno Valley, California, filed a petition for a union election, the National Labor Relations Board confirmed Tuesday.
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: Amazon workers at a fulfillment center in Moreno Valley, California, filed a petition for a union election, the National Labor Relations Board confirmed Tuesday.
### Response: moderately positive