https://unmannedmagazine.com/ro/sisteme-fara-pilot/mq-25-stingray-drona-cisterna-boeing/2020-12-23T09:02:31.000Z0.7https://unmannedmagazine.com/medien-datei/cmuyfiw5y01i8o9t5pu2bp0ni/voll.jpgMQ-25 Stingray: Boeing's unmanned tanker flies with a refuelling store for the first time