“Well, Lily,” I said gently, “let’s go find someone who can help us, okay?”

I started pushing the cart slowly, scanning the aisles for any sign of her parents. But after 20 minutes, it became clear. No one was coming for her.

Just as I was about to call the police, she looked up at me with her big, tear-filled eyes and whispered, “Don’t give me back, I’m scared.”

Before I knew it, I had driven her home.