Washington DC, July 15 -- Amid US President Donald Trump call for imposing 100 per cent "secondary tariffs" on Moscow if Russian President Vladimir Putin fails to end the conflict in Ukraine within 50 days, Senators Lindsey Graham and Richard Blumenthal have warned countries, including India, of economic sanctions if they continue business with Russia.

South Carolina Republican Senator Graham and Democratic Senator Bluementhal are leading 85 cosponsors on a bipartisan bill they introduced in Congress earlier this year calling for implementing sanctions on Moscow, which they say could be a "sledgehammer" President Trump needs to end the conflict.

"We'll continue to push for Senator Graham & my Russia Sanctions bill with even tougher pena...