[She's quiet for a moment trying to remember how the streets cameras were organized, the order of numbers and call signs. It's harder than it should be--but she's tired, emotionally drained.]

If he's going up...the number has to go down. So if you're still on 18-CTA go to 17. If he turns a corner...let me know. I'll have to look to figure out where to go from there.

[She slowly releases the hold on his arm, letting her grip relax. She's no longer clinging so much as she is just leaning against him, eyes still closed to the horror on the screen.]