Do you think Harry could cast an Avada Kedavra?

[tmarends]

No: HPFGUIDX 41741

Richelle  wrote:
Unless I'm mistaken , of course, but it seems like he's
> mastered everything he tried.  He can make a very nice Patronus 
charm, the
> accio thing worked well, even though the broom had a ways to 
travel, then of
> course he learned to resist the Imperius curse as well.
> 

I'm curious.  Did Harry actually cast the Accio to call his broom, or 
did Crouch/Moody supply the broom to him?

Tim A.