President Donald Trump on Monday morning will welcome NATO Secretary-General Mark Rutte to the White House.
John Macdougall/AFP via Getty Images
The pair are scheduled to hold a closed-door meeting at 10 a.m., according to the White House.
Their discussion comes a day after Trump said the U.S. would provide more "sophisticated" equipment to aid Ukraine in its defense against Russian attacks.
-ABC News' Hannah Demissie