NEW YORK -- The image that many Americans have of 13-year-old Adam Toledo is frozen in time: He is standing in an alley with his hands up as the gunshot that killed him is heard.This week's release of Chicago body camera footage of the March 29 shooting was another test for news organizations weighing how much graphic material they should show now that video of police confrontations is becoming commonplace.One Chicago digital site offered its subscribers a choice to read the story with or