US National Security Advisor Jake Sullivan made an unannounced visit to Kyiv on Friday, Report informs, citing Bloomberg.
Sullivan, who was visiting Ukraine for the first time since the war began eight months ago, met with Ukrainian President Volodymyr Zelenskyy and his chief of staff Andriy Yermak, National Security Council spokesperson Adrienne Watson said in a statement.
The topics discussed in the meetings, as well as other details of the visit, have not been disclosed.
The US administration has not yet officially commented on the information published by the agency.