English: Construction of the Freedom Tower in lower Manhattan, on December 19, 2010, three days after steel construction reached the 52nd floor, marking the halfway point. Source Photographed by Luigi Novi. This photo is not in the public domain. It may, however, be used, modified and published for any purpose, only if an easily visible credit to the photographer is placed near the photo in each instance in which it is used. Please maintain the original file name in all uses. (See licensing information below.) Publication of this photo without this proper attribution constitutes copyright infringement. For more information on my photos, you can contact me here.