News TV Videos Law & Order: SVU preview clip – “Poisoned Motive” tonight on NBC Written by Lena Lamoray on May 8, 2013 LAW & ORDER: SVU – The SVU squad hunts a dangerous sniper who has his sights trained on police officers. Kathryn Erbe guest stars. Sneak Peek: “Poisoned Motive” Related posts:'Grimm' previews'Grimm' previews'Grimm' and 'Hannibal' preview clips