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In this file photo taken on Wed. June 24, 2020, Russian RS-24 Yars ballistic missiles roll in Red Square during the Victory Day military parade marking the 75th anniversary of the Nazi defeat in Moscow, Russia.

US and Russia extend key nuclear arms reduction treaty

The World's host Marco Werman spoke to Lynn Rusten, vice president of global nuclear policy at the Nuclear Threat Initiative, about the New START treaty's extension and the urgency of follow-up agreements.

US and Russia extend key nuclear arms reduction treaty
Chinese President Xi Jinping addresses a joint news conference with US President Barack Obama in the Rose Garden at the White House in Washington, DC, Sept. 25, 2015.

Donald Trump and Xi Jinping will talk North Korea and trade in first face-to-face meeting

Donald Trump and Xi Jinping will talk North Korea and trade in first face-to-face meeting
Prisoners released

After being apart for years, four prisoners released from Guantanamo are reunited with loved ones in Saudi Arabia

After being apart for years, four prisoners released from Guantanamo are reunited with loved ones in Saudi Arabia
Aleppo

United Nations urges Syrian government to allow aid deliveries

United Nations urges Syrian government to allow aid deliveries
Syria ceasefire

Syria ceasefire seems to be holding — for now

Syria ceasefire seems to be holding — for now
Three teens between a row of purple auditorium chairs

What it's like to return to Mexico, from the perspectives of three kids who grew up north of the border

These three high school students didn’t have much of a choice when they left the US, where they were raised for most of their lives. These are their stories, in their own words.

What it's like to return to Mexico, from the perspectives of three kids who grew up north of the border
Flowers and expressions of sympathy, at the entrance to the French embassy in Washington.

Yes, Paris could happen in the US

The attack in Paris on Friday has left many people asking, could it happen here? Former Assistant Secretary at the Department of Homeland Security, Juliette Kayyem, answers with a qualified "yes." But she also points out that US surveillance is currently more intensive than most European nations, making such an attack more difficult to pull off.

Yes, Paris could happen in the US
The band Dengue Dengue Dengue! performs a set

As US scrambles to address visa backlog, international musicians are out of luck

Thanks to a State Department glitch, hundreds of thousands of visa applications were held up for weeks

As US scrambles to address visa backlog, international musicians are out of luck
US Secretary of Energy Ernest Moniz addresses a news conference at the International Atomic Energy Agency (IAEA) headquarters in Vienna September 22, 2014.

Of course two MIT alums got the ball rolling to the Iran nuclear deal

The nuclear deal with Iran was in peril, until two guys who attended MIT in the 1970s flew in to talk. They didn't know each other then, but they were the key to getting a nuclear deal done. They focused on problem solving instead of political posturing.

Of course two MIT alums got the ball rolling to the Iran nuclear deal