http://www.ufoandparanormalnews.com/Government-Stories/silent-rectangle-ufo-over-allentown-disappears-quickly/ A Pennsylvania witness at Allentown reports watching a "dark brown or black rectangle with a white border around it" that appeared to be floating above a residential development before quickly disappearing from view, according to April 7... Sun, 06 May 2012 09:57:57 UTC en