That's according to CNN, citing a source familiar with the matter, Ukrinform reports.
"The diplomats crossed into the country from Poland and traveled to the western city of Lviv for a day trip," the source said.
The visit comes after U.S. Secretary of State Antony Blinken told Ukrainian President Volodymyr Zelensky that the U.S. would send diplomats into the country starting this week when he visited the Ukrainian capital over the weekend.
The department plans to reassess the security situation for the diplomats' day trips into Lviv constantly, the source said.
Let’s get started read our news at facebook messenger > > > Click here for subscribe