Cut the Roaming, Please!

Conflict in Najaf Dominates Iraq Political Meet, Reuters, 8/16/04
“Residents said the holy city was tense as Shi’ite militia loyal to radical cleric Moqtada al-Sadr roamed the streets….”
“Roaming the streets.” What is it with them? They’re always doing that! Why can’t they be like Americans? We just walk around.