I assume the police advised you about canceling credit cards, etc.... The one real worry is that now some thugs have her ID and know her address. Probably not a huge threat of them coming back, but.....
I was VP of my HOA for a few years. We were a gated community and it AMAZED me how many people thought the gate was some impregnable barrier. We had our share of car break-ins, and the worst of it was when a car window got busted and the thieves used the garage door remote to get in the house... Thankfully nobody was home. Gates are dangerous for the false sense of security they give you..
It's awful that the world has become a place where you have to live in condition yellow or orange every day, but hopefully she'll be better aware of her surroundings going forward...
Tossing the bag and keys and running was the right thing to do.

Keep a close eye on her for signs of PTSD.