herePictures from the scene also show a damaged window on the sixth floor of a nearby office building.For a short time no Metrolink services were running between Piccadilly and Piccadilly Gardens as a result of the incident.Metrolink tweeted: "Due to a police incident in the City Centre, Ashton services are currently operating Ashton-Piccadilly only and Eccles services operating Piccadilly Gardens-Eccles only."There are no services between Piccadilly and Piccadilly Gardens."Please check back for