Manila( CNN) The top US diplomat told his Russian counterpart that Moscow’s alleged meddling in the 2016 US election has seriously damaged the relationship between the two countries.

Speaking at the ASEAN Regional Forum in the Philippines Monday, US Secretary of State Rex Tillerson said he told Russian Foreign Minister Sergei Lavrov that “meddling in such elections is surely a serious incident.”

“We talked about it in the discussion we had with Minister Lavrov yesterday — and trying to help them understand just how serious this incident had been and how severely it had injury the relationship between the US and the American people and the Russian people, ” Tillerson told.

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