significant increase in ukrainian armament, absolutely. >> and in addition, we know the u.s. is trying to work out a deal for poland to provide fighter jets to ukraine. these would be russian-made, soviet-era jets that ukrainian pilots know how to operate and then the u.s. would be backfilling or restocking what poland is giving up with f-16 fighter jets that would be sent to poland. we know time is of the essence because ukraine's airfields are dwindling. >> that's right. here's the -- one of the big problems is that ukrainian airfields have been attacked in the last day or so by the russians. they went after one of the key airfield at vinnytsia which is actually he thks of ukraine's air force command and they basically cornered the runways. that makes it impossible for them to take off or land.