from russia could turn out to be more devastating than many people might expect. the plan has already in some sense has begun, that s what our american friends think, and i m afraid to say that the plan that we re seeing is for something that could be really the biggest war in europe since 1945, just in terms of shear scale. in lithuania armored howitzers arrived from germany to help shore up ukraine s defenses there, while the faithful in kyiv spent part of their sunday in church praying for a diplomatic solution and for peace to prevail. we will go beyond the headlines with nbc s richard engel in ukraine, josh lederman is at the white house. josh, we will start with you because things seem to be escalating in russia as we speak. what have we learned in this last hour. reporter: there have been so many questions about what gave president biden the confidence to go out in front of cameras on