Days after Ukrainian troops took back territory in the northeast, President Volodymyr Zelenskyy made a surprise visit to the recaptured towns. Debora Patta was there to meet him.br br #ukraine #russia #news br br "CBS Evening News with Norah O'Donnell" delivers the latest news and original reporting, and goes beyond the headlines with context and depth. Catch the "CBS Evening News" weeknights at 6:30 p.m. ET on the CBS Television Network and at 10 p.m. ET on the CBS News app.