Ukraine suffers deadly Russian drone attacks on Kharkiv and Zaporizhzhia during Zelenskyy's Washington visit, with children among the reported casualties.

Bill Barr appeared before House Oversight Committee investigators as part of its probe into the federal government's handling of Jeffrey Epstein case.

While Republicans praised President Donald Trump's diplomatic efforts with Russian President Vladimir Putin and Senate Democrats largely panned the confab, lawmakers on both sides of the aisle signaled a desire to impose stiff sanctions against Moscow if peace talks faltered.

President Donald Trump said Monday that his meeting with Ukrainian President Volodymyr Zelenskyy isn't the last attempt to secure a peace deal.