Ukrainian President Volodymyr Zelenskyy's renaming of an army unit has caused outrage in Poland, with calls to strip him of the country's highest honor. It remains to be seen if PM Donald Tusk can mend relations.

Ukrainian President Volodymyr Zelenskyy has sparked outrage with the renaming of an army unit. Polish President Karol Nawrocki wants to strip him of his country's highest order. Can PM Donald Tusk smooth things over?