eastern europe. this is american military equipment arriving in kyiv. the us has now put eight and a half thousand troops on alert to deploy at short notice if they need to. russia has also been threatened with unprecedented economic sanctions if president putin does give the order to invade. we president putin does give the order to invade. ~ , to invade. we must never underestimate to invade. we must never underestimate how - to invade. we must never. underestimate how serious to invade. we must never- underestimate how serious he is. a sovereign and independent ukraine is a direct affront to his ambitions, as he sees them, to restore russia as he sees them, to restore russia as a great power. as he sees them, to restore russia as a great power- as a great power. some in ukraine think the west as a great power. some in ukraine think the west is as a great power. some in ukraine think the west is being as a great power. some in ukraine think the west is being alarmist. i thin