Miranda was nervous too, though she wouldn't admit it. The taxi turned a 
corner, and its headlights swept across a knot of young Chinese men gathered in 
a doorway, and as one of them lifted a cigarette to his mouth, she caught a 
glimpse of a scarlet ribbon knotted around his wrist. Her chest clenched up, 
her heart fluttered, and she had to swallow hard a few times. But the young men 
could not see into the silvered windows of the cab. They did not converge on 
her, brandishing weapons and crying "Sha! Sha!"