Terrifying moment 10-year-old's horse bolts reaching 28mph

This is the terrifying moment the horse of a 10-year-old rider bolted, sending her speeding down a country track at 28mph.

Transcript

00:00Right. Are you alright? Yeah. That's it. Keep it at you little...

00:07Right, let him go! Let him go! That's it! Sit up! You little...

00:13That's it! Good girl! I'm here, don't worry!

00:20Good girl! I'm here! Good girl! Sit up! I'm here!

00:27Good girl! Well done! I knew we were going to do that, the little sod!

00:32Keep going! You're alright, I'm here! Good girl! Good girl, Mila!

00:38That's it! That's low him! Good girl! High five! Good girl! Good girl!

00:51I f***ing knew we were going to do that! Just stay here, yeah?

00:57Yeah. Well, stay here baby!