<span style="color: #222222;">Mosco has expressed its willingness to discuss the possibility of a summit in Washington next year between Russian President Vladimir Putin and US counterpart Donald Trump.<br />''<br />''Talking to mediapersons in Moscow, Kremlin spokesman Dmitry Peskov said this after US National Security Advisor John Bolton told Russia's Interfax news agency that such a summit could be possible. <br />''<br />''Bolton who reached Moscow on Sunday, held talks with President Putin and other Russian officials. <br />''<br />''Later at a press conference, he said that US President Trump wished to meet Mr. Putin at the World War I commemorations.<br />''<br />''Bolton's visit came just after Mr Trump announced that the US would pull out of a Cold War-era nuclear weapons treaty.</span><br />''