(ANSA) - BELGRADE, JAN 13 - Both the US and Russia understand that contacts between Donald Trump and Vladimir Putin are "necessary", but a summit has not yet been scheduled, said Kremlin spokesman Dmitry Peskov, quoted by Tass. Peskov spoke in response to a question about the offers from Switzerland and Serbia to host a summit between the future American and the Russian president. "It's too early to talk about this", Peskov said. (ANSA).