Characterize the news's sentiment using the following options.
Options: negative, positive

A group of workers who handle planes and packages at Amazon's national air hub at Cincinnati/Northern Kentucky International Airport (CVG) are trying to unionize the facility, demanding $30 per hour in starting wages and other benefits. The organizing committee says it is looking to affiliate with one of the national unions trying to organize workers at the giant online retailer, which has a history of aggressively combating efforts to form unions at its fulfillment centers.
negative