this from larry johnson has the meat of it but not the reason i saw elsewhere this am. it seems that little marco didn't enjoy the putin refusal to drop any of russia's reasons for the war and therefore refusal to 'surrender' a bit. russia has no reason to surrender anything here;

News broke tonight in Moscow, courtesy of the White House, that this week’s meeting between Donald Trump and Vladimir Putin was off. The initial press reports intimated that this was because the two sides are at odds… However, a report from MSN provides a different slant:

President Donald Trump and Russian President Vladimir Putin are no longer meeting in Budapest as previously planned, casting doubt over Trump’s latest attempt to secure a ceasefire to stop Russia’s fighting in Ukraine.

A White House official confirmed the summit is off, telling USA TODAY that a “productive call” between Secretary of State Marco Rubio and Russian Foreign Minister Sergey Lavrov made the meeting unnecessary. The official said Trump and Putin have no plans to meet in the immediate future.

With the White House describing the call between Rubio and Lavrov as “productive,” the diplomatic track remains open. However, this does not mean that Russia is prepared to make concessions or accept a ceasefire in place… Just the opposite. The Russian position is firm and unyielding, i.e., international recognition of Russia’s sovereignty over the Crimea, Zaporhyzhia, Kherson, Donetsk and Luhansk; withdrawal of Ukrainian troops from Russian territory; and NATO withdrawal from Ukraine...........more.........