diplomatic contact it seems between russia and ukraine in the west. matthew chance there in the ukrainian capital, thanks so much. as this conflict escalates, grows more urgent, the u.s. is moving additional forces and military equipment already in europe to nato's eastern flank, closer to russia, to strengthen in particular baltic allies and estonia, latvia and lithuania. these forces comprise a task force approximately 800 personnel shifting from italy to the region. the u.s. also plans to move f-35 strike fighters from germany to several operating locations along eastern europe. again, along or close to the russian border. 20 helicopters also to move from germany to the baltic region and an attack aviation task force, those are 12 ah-64 helicopters moving from greece to poland. bianna, these are significant steps and it is a measure of the greater nervousness felt by