U.S. House Speaker Nancy Pelosi led a Congressional delegation to Kyiv to meet with Ukraine's president before heading to Poland for talks with officials there. Pelosi, a California Democrat and second in line to the presidency after the vice president, is the highest-ranking American leader to visit Ukraine since the start of the war, and her visit marks a major show of continuing support for the country's struggle against Russia. This as Russia continues its assault on Ukrainian cities and towns. Watch this video for all the latest updates.