Visible crew/equipment: Buffy and the gang are in the waiting room after being told the cause of Joyce's death. After Willow asks "Why don't we sit down?" the camera pans from right to left and the camera focused on Dawn becomes visible at screen left. Some frames later it appears again as Dawn leaves to "pee" and the camera zooms out. (00:32:55)
Visible crew/equipment: After Buffy walks outside to hear the sirens, in the close up of Buffy's face on the upper right corner of the screen you can see a boom mike. (00:06:30)
Answer: She has superpowers, ergo fast movement. The reason she outruns him so easily in "Touched" is that she stops trying to actually fight him and just dodges instead.
Shay