The plan, details of which Zelenskyy has so far publicly held back, appears to be a big push from the Ukrainian leader to try to persuade Washington and other allies to provide further and deeper aid to his country in an effort to force Moscow to end the conflict on terms acceptable to Kyiv.

Under tight security, Ukrainian President Volodymyr Zelenskyy visited a Pennsylvania ammunition factory to thank the workers who are producing one of the most critically needed munitions for his country's fight to fend off Russian ground forces.

Ukrainian President Volodymyr Zelenskyy toured a Pennsylvania ammunition plant on Sunday as he began a key visit to the United States in which he is expected to present his blueprint to defeat Russia to President Joe Biden and other allies.