"From the start, the mission was flawed by design," Senator Chris Murphy, a Democrat, said of the Afghanistan War.
Murphy was headed this week to Oman, Qatar and Jordan to discuss political solutions to the war in Yemen.
President Joe Biden has urged Congress to act on guns following the mass shootings in Georgia and Colorado.
The Democratic lawmaker previously said that he "fought back tears" after talking to a migrant child held in a Texas facility.
The legislation proposed by Connecticut Senator Chris Murphy seeks to create a federal right that would allow college athletes to market their name, image and likeness.
A group of 10 Republicans want a bipartisan stimulus bill less than a third the size of what President Joe Biden has put forward.
"The truth is simple—only Russia has both the capability and intent to significantly disrupt our election," Senator Chris Murphy said.
Sen. Chris Murphy said the security guarantees offered by the Taliban "are so vague as to be effectively void."
"China hasn't agreed to substantively do anything new," Senator Chris Murphy said.
Gaddafi was captured and killed by Misrata militia members during the Battle of Sirte in 2011.
The House is likely to impeach President Donald Trump but whether the GOP-controlled Senate will convict him is an open question.
President Donald Trump's Republican allies have propagated a baseless conspiracy theory that Ukraine meddled in the 2016 presidential elections.
"How can we refuse to see that shooting in real time, demanding our attention, requiring our action?" Senator Blumenthal asked his colleagues as he learned of the Santa Clarita shooting.
"I am hopeful that they will put the country before their political interests," Representative Debbie Mucarsel-Powell said.
The transcript of Trump's call with Zelensky shows that he repeatedly pressured the Ukrainian president to investigate Biden's son's business dealings.
"That's why presidents shouldn't have their campaigns talking to foreign leaders," Senator Chris Murphy tweeted, referring to Trump, Giuliani and Ukraine.
"It is great news for America," the right-wing host said of Trump's national security advisor's ouster.
The Connecticut senator tried to quell the notion from some in his party that there is little-to-no hope of Trump getting his Republican colleagues in Congress on board.
"There's a lot of money that historically has flowed from Gulf state individuals to the Trump family fortune," Senator Chris Murphy said, "and that has to be part of the explanation as to why they continue to bend over backwards to try to make the Saudis happy."
Senator Chris Murphy of Connecticut condemned Alex Jones and Silicon Valley companies for promulgating false conspiracy theories related to school shootings, after one victim's father and two survivors died in apparent suicides.
Senator Chris Murphy, a Connecticut Democrat, told The Atlantic the president "went for the whole enchilada and lost badly."
The Trump administration's decision to back the Qatar blockade could have put U.S. troops' lives in danger, Senator Chris Murphy said.
There is little chance of movement on guns while the GOP controls the House, Senate and White House.
Lindsey Graham, Chris Murphy both tell Munich conference that the nuclear deal doesn't prevent the U.S. from imposing additional penalties.
One senator compared Trump's opportunity to enact gun laws to President Richard Nixon's visit to China in 1972.