LOTR Return of the King HELP!!!!
 

Hey guys.
I've finished the path of the king and hobbits but I can't get past the path of the wizard. :( I'm up to the minas tris or something like that and I'm on a wall on the top right of my screen theres a picture of a guy and its slowly turning red and orcs are coming up on laddres to the wall please tell me how to get past this, THANKS
From fiercebabushka3 ;)