in ukraine. this is what s keeping the war going. the fastest way to end the war is for putin to be disabused of the notion he can outlast ukraine and all of ukraine s supporters. also,s rebid president bide unveiling a new immigration policy. it s a big primary day for two republican incumbents facing different challenges in oklahoma and virginia. a heat wave, as dangerous temperatures head towards triple digits from iowa to maine. good day, everyone. i m andrea mitchell in washington. secretary of state blinken just wrapping up a pressing and wide ranging event with nato secretary-general stoltenberg citing nearly a dozen bilateral security deals between ukraine and nato allies as evidence our collective defense is the best way to combat vladimir putin s aggression. this is proof clear proof that all of our countries are with ukraine for the long haul. and that if mr. putin is counting on outlasting ukraine or any of us, he is misguided. he is wrong. addi