PHOTOS: Hundreds injured in Texas fertilizer plant explosion

In this Wednesday, April 17, 2013, photo provided by Joe Berti, a plume of smoke rises from a fertilizer plant fire near Waco, Texas.  A massive explosion at the West Fertilizer Co. killed as many as 15 people and injured more than 160, officials said Thursday morning.  <span class=meta>(AP Photo/ Uncredited)</span>
April 18, 2013 1:35:24 PM PDT