Richard Blumenthal are urging quick action by the US as Russia escalates its war in Ukraine, including the passage of a bipartisan bill they’ve introduced implementing sanctions on Moscow that they say could be the “sledgehammer” President Donald Trump needs to end the conflict.

A bipartisan U.S. bill that would hit Russia with sanctions in a bid to pressure Moscow into good-faith peace negotiations with Ukraine has gained momentum this week in Congress, but it still lacks the presidential push it needs to get over the finish line.