Ukraine and Russia trade attacks and clash over the fate of some of their most advanced weapons systems. We go live to the war zone as Moscow stands by its claim that it hit a critical U.S.-made Patriot air defense missile system. Plus, congressional leaders and President Biden wrap up a new round of talks without a deal on raising the nation’s debt limit. The president speaks out about the meeting as he scraps part of his overseas trip to keep negotiations gong. Also, a disturbing new security lapse by the U.S. Secret Service. An intruder entered the home of Biden’s national security advisor undetected.

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