Alberta Wildfire Evacuees Requested To maneuver Once again; Blaze Destroys 1,600 Buildings

Enlarge this imageOfficers search on as smoke from Fort McMurray's wildfires billows in the air in Alberta, Canada on Wednesday.Topher Seguin/Reutershide captiontoggle captionTopher Seguin/ReutersOfficers appear on as smoke from...