Fairly decent.
You mixed footage sizes and didn't adjust.
As Zen said, your timing is off in some parts.
I found you didn't stretch your storytelling skills as well as you could on this one.
Take a quick look at this one:
https://www.youtube.com/watch?v=7HyMl5wJ0s0
They managed to tell a story, keep you interested by keeping it about the characters and mix it within the action and more powerful scenes.