Movies like The Boy Detective, or the Abductors Foiled

As a newsboy is playing a game on the sidewalk with a friend, two men come near to them, and then stand in a position where they cannot be seen from the sidewalk. When an attractive woman walks past them, the two men follow her. Sensing that they have bad intentions, the newsboy follows them to see what they are up to. When his suspicions are confirmed, he tries to come up with a plan to protect the woman.