A Chicago police officer is gunned down while driving home from work, and numerous agencies are joining the investigation into the shooting.\n\nAccording to officials, the ATF and the Cook County Sheriff's Office are helping to in https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1423133553&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1433333454&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1434341441&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1444413311&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1451211444&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1451232142&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1451332412&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1453234435&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1454253133&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1513113121&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1513122332&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1531311422&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1532533254&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1533321451&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1535422425&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1544224115&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1545415555&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1551531324&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New1555224325&Connector=https://wats-panel.com https://jmars.asu.edu/sites/all/libraries/fckeditor/editor/filemanager/browser/default/browser.html?updated=now&id=Hack_English_New2112351522&Conne