914 Loss of LKB1 is associated with resistance to IFN-gamma and T cell killing in non-small cell lung cancer by Qi Wang, Linghua Wang, Li Shen, Alexandre Reuben, John Heymach, Jiexin Zhang, Ferdinandos Skoulidis, Minghao Dang, Haifa Hamdi, Yu Qian, Meredith Frank, Peixin Jiang, Roohussaba Khairullah, Hui Nie, Ana Galan Cobo, Emily Blitz, Warren Denning, Monique Nilsson, Alissa Poteete, Irene Guijarro, Keri Nichols