Mayor of Philadelphia Michael Nutter, speaks on STEM education and the announcent of SimCity EDU by EA Maxis at National Conference of Mayors, Friday, Jan. 18, 2013, in Washington. (Photo/Nick ... more 
Mayor of Philadelphia Michael Nutter, speaks on STEM education and the announcent of SimCity EDU by EA Maxis at National Conference of Mayors, Friday, Jan. 18, 2013, in Washington. (Photo/Nick Wass/Invision for EA) less 
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Associated Press
Sun, Jan 20, 2013 3:36 PM EST