"Hopefully President Putin will have the 12 identified Russians come to the United States to prove their innocence or guilt", she wrote. Sarah Huckabee Sanderstold reporters on Wednesday that Trump was just saying "no" to taking more questions from journalists.
The Democrats' letter includes a list of 13 questions "critical to USA national security" the senators want answered to show that Trump still holds "America's interests first".
The July cover is a highlight of the controversial summit that took place between the two world leaders in Helsinki, Finland, earlier this week.
Trump appeared to accept Putin's denial of Russian interference in the 2016 presidential election, sparking uproar in Washington.
While just one third of Americans - and eight percent of Democrats - approve of Trump's handling of the Putin summit, fully 68 percent of Republicans approve, according to the CBS poll.
Trump asserted Wednesday at the White House that no other American president has been as tough on Russian Federation.
Another poll, by Axios, showed Republican support for Trump's handling of his press conference with Putin at a whopping 79 percent. It was in response to the administration's so-called "zero tolerance" policy, which resulted in children being separated from their families when they entered the USA illegally.
Unbowed by swirling criticism of his summit encounter with Vladimir Putin, President Donald Trump swiftly invited the Russian leader to the White House this fall for a second get-together.
U.S. President Donald Trump is claiming that the "Fake News Media wants so badly to see a major confrontation with Russian Federation, even a confrontation that could lead to war".
"I look forward to our second meeting so that we can start implementing some of the many things discussed, including stopping terrorism, security for Israel, nuclear", he added, also citing "proliferation, cyberattacks, trade, Ukraine, Middle East peace, North Korea, and more".
He said it would have been naive to expect that the Helsinki summit could have resolved problems that had built up over many years in the space of a few hours.
Huntsman told reporters before the Helsinki meeting that "the ball really is in Russia's court, and the president will continue to hold Russian Federation accountable for its malign activities".
The Defense Ministry made a string of announcements about progress on the weapons, unveiled in a speech by President Vladimir Putin in March.
Sanders called the legislation "hypothetical" and declined to say whether the president would back it. Wednesday night, Trump had continued to walk back his presser announcement he was taking Putin at his word that he had not meddled in the US 2016 election.
The idea for another summit with Putin comes as Congress struggles with a response to the first, and Thursday brought a flurry of actions as lawmakers tried to uncover details of what happened in Helsinki. He just said it's not Russian Federation.
On Thursday, FBI Director Christopher Wray said the United States intelligence community stands by its view that Russian Federation meddled in the U.S. election.