Kerry postpones a meeting with Crimea , says European Foreign Minister Lavrov . Meeting would have marked highest-level contact between the two nations over Lavrov . Kerry presented a proposal to Lavrov in Paris on Friday . U.S. and its European allies have proposed the two sides could talk as part of a `` contact group '' which also includes the U.S. , Britain , France and Germany . Official : U.S. has yet to receive an official answer from U.S. about Kerry proposals .
Kerry postpones a meeting with Crimea , says European Foreign Minister Lavrov . Meeting would have marked highest-level contact between the two nations over Lavrov . Kerry presented a proposal to Lavrov in Paris on Friday . Official : U.S. has yet to receive an official answer from U.S. about Kerry proposals .