runaway

I flew my Phantom 3 Standard about 3 days ago and about midway through the flight I started getting a Image Signal Strength Issue. I wasn't that far away or high. It kept cutting in and out, mostly out. The flight response was fine. Tonight was a different story. It never had a good image...

Had a very strange event yesterday. Was flying my P4 at approximately 60 feet altitude, and began a slow ascent. All of a sudden I noticed it was screaming upward (at a rate faster than I had ever seen), at which point I lowered the throttle down to arrest the climb. Then it began dropping...