Local News, Southwest, zNew Headline After brutal summer heat, border-crosser deaths up this year over 2012 Sep 17, 2013, 11:47 AM 0 By Elisa Cordova Cronkite News Service TUCSON – Following brutal summer heat, deaths of border crossers in Pima County so far this year are up from 2012, the chief medical examiner said. As of Sept. 11, 146 bodies had…