Categorize the input news's emotional tone into one of three groups.
Options: negative, positive

The relentless beat of expansion for the Amazon Air express network continued Thursday with the launch of daily service to Omaha, Nebraska. Amazon (NASDAQ: AMZN) said an inaugural flight operated by partner Silver Airways using an ATR72-500 turboprop arrived at Eppley Airfield from its regional air hub in Fort Worth, Texas.
positive