Young boy walks along playing his Sony PSP, unaware that he is teetering on the edge of a train platform

Young boy walks along playing his Sony PSP, unaware that he is teetering on the edge of a train platform (CCTV)

MILAN, Italy -- A close call for a 10-year-old boy who fell off a subway platform while playing with his PSP.

The youngster toppled off the platform at Loreto station after becoming distracted with a game.

Fortunately, a police officer who was paying attention jumped down onto the tracks and lifted the child back onto the platform -- just before a train arrived.