Trap of hands

A colleague told her how her wallet was pulled out of her bag.
“I go,” he says, “to the subway car through a dense stream of passengers coming out of it. The daughter – she was already an adult at the time – was a little behind. I sat down on a free spot, as Nastya cried out from the door of the car, waving my wallet - Mommy! When will you stop walking with your bag open?! to
It turns out, when I was entering the car, a meeting woman skillfully pulled out of my bag a wallet. Nadia walked a little behind me and saw it. Without stopping, she took the wallet out of the thief’s hand.