A passenger bus caught fire and exploded this morning in the heart of Rome, sending a big black cloud of smoke over the city centre.<br /><br />Eyewitness video filmed this morning at around 10.30am in Via del Tritone shows the aftermath of the accident.<br /><br />According to local reports and the filmer, no passengers have been injured and the blaze was put under control by firefighters.<br /><br />The cause is unknown.<br /><br />++CLIENTS PLEASE NOTE: THIS VIDEO HAS BEEN LOOPED++
