[color=#000000
ost_uid0]'cause Bobby ain't very powerful yet. Remember, he's still a student who's not in full control of his powers. Freezing a lakeful of water would be challanging, to say the least.
And even if he could, what about the momentum? Instead of a lakeful of water hurling itself at the blackbird, you'd have a lakeful of ice.[/color
ost_uid0]