UPDATE 1 — Dmitriev says Russian wealth fund will work with US on payment for diesel deal
(Adds quotes, detail, context from 3rd paragraph) By Vladimir Soldatkin and Olesya Astakhova MOSCOW, Oct 16 (Reuters) — The US Treasury has asked Russia's sovereign wealth fund to help solve payment issues relating to a deal between presidents Donald Trump and Vladimir Putin on the sale of Russian diesel, Putin's inves