Need To Know Coming Up On NTK: Airport Security, The RPO's Ward Stare & The Artists Behind Louise's Daughter WXXI News Published November 24, 2014 at 2:19 PM EST Facebook Twitter LinkedIn Email http://youtu.be/eFX9SjN6c5cWatch Need to Know with host Hélène Biandudi Hofer this Thursday at 8pm on WXXI-TV, Channel 21.1 and Cable 11 or 1221.