Putin speaks to Venezuelan President Chavez; top diplomat offers Russia's help to resolve crisis *** MOSCOW - President Vladimir Putin expressed hope that Venezuelan President Hugo Chavez can restore unity in his country, and a top Russian diplomat offered Moscow's help on Wednesday to resolve the government crisis in Venezuela. During a call initiated by Venezuela late Tuesday night, Putin said he hoped that Chavez would bring all sides together "in the interests of achieving a durable national accord and stabilization of the domestic situation," according to the Kremlin press office. Putin also said he supported a resolution to the crisis that was in line with Venezuela's constitution. ***