TBS Discovery FPV Flight (unsuccessful)

This video is about how I almost lost my TBS Discovery while trying to set a new personal distance record. This happened due to a complete loss of video during the flight. I lost video 6.3 km away from take-off point - just too far away to rely upon fail-safe mode of the NAZA. So I decided to use the Home Lock mode to pull the quad back home ASAP, before it will run out of the batteries. But that didn’t work! Watch what happened then. P.S: I found the Disco next morning, thanks to good luck and my R