On  Thursday , NYPD officers safely transported a 32-year-old “emotionally disturbed person” to Bellevue Hospital where he was “treated” and streeted within hours, only to then violently push an elderly man down subway station steps to his later death. Mayor Mamdani’s response? His “condolences” and a  call to investigate  how this tragedy could have been prevented. If he truly doesn’t know, he might be the only New Yorker. Ask nearly anyone in the city and they’ll tell you: the seriously