Yes. Depending on the circumstances i would tell Kenny to continue on to the pharmacy while i tried to save her(he no doubt would disagree with her rescue).
Every death may be another number for the undead, and we don't have time to wait a decade or two for newborns to grow into able bodies, so every adult still alive is a valuable asset.
At the very least, the good in me wouldn't let me walk away.
"It's a natural instinct to fight for our own survival. What makes us human is that we fight for others." -AA:T&T