An article I was just pointed to:
"This giant quadcopter drone launches fixed-wing UAVs, then retrieves them with a skyhook"
http://www.digitaltrends.com/cool-tech/insitu-flares-drone-launches-and-recovers-fixed-wing-uavs/
"This giant quadcopter drone launches fixed-wing UAVs, then retrieves them with a skyhook"
http://www.digitaltrends.com/cool-tech/insitu-flares-drone-launches-and-recovers-fixed-wing-uavs/