U.S. President Donald Trump announced on December 28, 2025, that he held a very productive phone call with Russian President Vladimir Putin moments ago, according to a post shared by @FaytuksNetwork on X over the past 59 minutes ending at 5:45 p.m. UTC. The call was also reported by @Osinttechnical on X during this period, noting it occurred ahead of Trump's scheduled bilateral meeting with Ukrainian President Volodymyr Zelenskyy in Miami later that evening, as confirmed in Zelenskyy's earlier X post and reports from ABC News. Ukrenergo announced that lights will be turned off in most regions of Ukraine tomorrow due to energy constraints, according to 24 Канал during the reporting window from 4:45 p.m. to 5:45 p.m. UTC. Zelenskyy, who arrived in Miami earlier on December 28 for the Trump meeting followed by a joint call with European leaders at 21:00 Kyiv time, discussed preparations with UK Prime Minister Keir Starmer in a morning phone call, per his X post from @ZelenskyyUa.