Driver unharmed and no passengers on board during shooting incident.
A police investigation is underway after a Roma TPL bus was hit with what is believed to be an airgun on Via Naide in the east Rome suburb of Tor Sapienza.
There was nobody injured in the incident, which took place at around 21.00 on the evening of 1 April.
The only person on board was the driver who stopped the bus as soon as he heard a loud bang at the back of the bus.
Two holes were found in the vehicle's rear window.