Part of a medieval tower in the heart of Rome has collapsed, trapping one worker and leaving another critically injured. A section of the Torre dei Conti, on the edge of the famous Roman Forum and close to the Colosseum, gave way just after 11:30 local time (10:30 GMT). "It's a very complex situation for the firefighters because there is a person trapped inside," Rome Prefect Lamberto Giannini said. The man is conscious and communicating with rescue workers. The tower has been closed to the