She glanced back only once during the rooftop portion of the chase and had the satisfaction of seeing that she was distinctly better than him in the agility department. Whereas he would land and roll, she would land and run with hardly a hiccup in the process. All smooth lines that led from one motion into the next.
Coming to the point where she would either have to lead him up a wall or down into the street because of how a building rose up in front of her a little too high to grab the edge of the roof. She chose to go down, jumping in a near free fall before landing on her feet. Five stories down did force a grunt from her, but that wasn't too bad all things considered. And a heartbeat later she was running down the alley, following the narrow spaces between townhouses and businesses. If Cap was perceptive and put two and two together, he might just get that seemed to be heading towards the docks along the river.