Thursday, Feb. 29, 2024 at 11:30 p.m. on KPBS TV / Stream now with the PBS App. Guest: Mircea Geoana, NATO Deputy Secretary General. After two years of war, Ukraine is determined to keep fighting, but political battles in the U.S. and EU make victory more elusive. GZERO travels to the Munich Security Conference to see how long NATO allies can remain united in their support for Kyiv.