The knight AI is completely illogical. They can't seem to keep focus on their preferred target. Additionally, in one instance, they broke through a wall (large single perimeter around base) and when rallied to a defense they went outside the wall to that defense and broke through a second time...
Since I had connected to my google account, I was able to uninstall the app and reinstall it without losing my village. I just connected back up with my google account and everything was there.
I was playing and the game crashed. I had to reboot my phone. Once the phone was back up, I started dominations and it displayed the NEXON screen and then goes to a blank screen and does not load.