Biden's Warsaw visit shows commitment to defending 'free world,' Poland's top adviser says

Rosemary Barton Live speaks with Poland's top adviser to President Andrzej Duda, Marcin Przydacz, about U.S. President Joe Biden's recent visit to Warsaw. Przydacz described the visit as a signal to the global audience that 'we are the free world' and NATO's determination to defend it as Poland's latest batch of tanks arrive on Ukrainian soil.