for the latest, let's go to matt bodner. how is europe dealg with the fallout from the trump-zelenskyy meeting? >> reporter: it is difficult to overstate how shocking those scenes from the oval office were for allies in europe. yesterday's summit in london was a testament to that. while russia celebrated the alignment with moscow's preferences, european officials called for the fortification of ukraine. ursula von der leyen said they need to turn into a steel porcupine. she said it is time to prepare for the worst. that said, european leadership is not yet ready to fully give up on the united states. uk prime minister keir starmer, who embraced president zelenskyy this weekend had this to say. >> europe must do the heavy lifting. but to support peace in our continent, and to succeed, this effort must have strong u.s. backing. nobody wanted to see what happened last friday, but i do not accept that the u.s. is an unreliable ally. >> reporter: it is important to keep in mind that starmer, for the moment, has no real choice oth