The Russian military said today it's ready to resume contacts with its US counterparts over the situation in Syria. US Secretary of State John Kerry has threatened to cut all cooperation with Moscow on Syria unless an onslaught on Aleppo ends. Lt Gen Viktor Poznikhir of the military's General Staff said today that Russian experts are ready to travel to Geneva to restart consultations with the US to search for possible ways of normalizing the situation in Aleppo.<br/><br/>A US-Russian truce in Syria has collapsed. The Syrian government forces backed by Russian warplanes have launched an attempt to take control of the rebel-held neighborhoods of Aleppo. Kerry said on Wednesday that the US is preparing to suspend US-Russia bilateral engagement on Syria, including talks on a possible counter-extremist partnership, unless Russian and Syrian government attacks on Aleppo end. Poznikhir didn't make any reference to Kerry's statement, saying only that Russia was ready to continue discussions.