The barrage struck homes and the power grid in 13 regions of Ukraine, causing widespread outages in bitter temperatures, Ukrainian President Volodymyr Zelensky said.

However, Russian officials, who over the weekend held their own talks with the U.S. team in the Sunshine State, continued to downplay any sense of progress and Moscow still shows little sign of yielding from the maximalist war demands that Ukraine surrender territory, reduce its army and never join NATO.