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Left: A U.S. soldier transmits a radio message near Da Nang, Vietnam, in 1967. Right: A U.S. soldier stands at a checkpoint in Kandahar City in 2010. Photos: (left) Keystone-France/Gamma-Rapho via Getty Images; (right) Martin Bureau/AFP via Getty Images

Until Afghanistan, Vietnam was America's longest war. The images we're seeing now have a lot of parallels with that war — right down to the scenes of the chaotic, desperate final days.

Left: Members of the 1st Division Infantry look for Viet Cong fighters during the Vietnam War. Right: U.S. soldiers gather as their wounded comrades are airlifted by a Medevac helicopter in Afghanistan in 2011. Photos: (left) Corbis Historical via Getty Images; (right) Johannes Eisele/AFP via Getty Images
Left: Wounded U.S. soldiers are evacuated by helicopter after a Vietnam War battle in 1967. Right: U.S. Army soldiers protect an injured comrade from dust and smoke flares after an improvised explosive device (IED) blast in 2012. Photos: (left) Francois Mazure/AFP via Getty Images; (right) Munir Uz Zaman/AFP via Getty Images
Left: Soldiers salute as remains of American GIs are carried to a plane in Hanoi. Right: A U.S. Army team carries the remains of a U.S. Army Sgt. 1st Class who was killed in Afghanistan in 2019. Photos: (left) Steve Raymer/Corbis via Getty Images; (right) Mark Wilson/Getty Images
Left: A young Vietnamese boy arrested during an anti-government demonstration in Danang, South Vietnam, stares out from behind barbed wire. Right: Displaced Afghans look through a fence in August 2021. Photos: (left) Nik Wheeler/Corbis via Getty Images; (right) Paula Bronstein/Getty Images
Left: Desperate South Vietnamese citizens try to scale the walls of the American Embassy in 1975. Right: Afghans rush to the Hamid Karzai International Airport as they try to flee Kabul. Photos: (left) Nik Wheeler/Corbis via Getty Images; (right) Haroon Sabawoon/Anadolu Agency via Getty Images
Left: Long lines of people hurry to get exit visas and air tickets out of Vietnam. Right: Afghans crowd at the tarmac of the Kabul airport. Photos: (left) Bettmann via Getty Images; (right) AFP via Getty Images
Left: An American Marine points an M-16 rifle at a South Vietnamese person trying to climb over the wall at the American Embassy to join evacuation flights. Right: A U.S. soldier points his gun toward an Afghan passenger at the Kabul airport. Photos: (left) Bettmann via Getty Images; (right) Wakil Kohsar/AFP via Getty Images
Left: A CIA employee helps Vietnamese evacuees onto an Air America helicopter. Right: The U.S. national flag is reflected on the windows of the U.S. embassy building in Kabul. Photos: (left) Bettmann via Getty Images; (right) Sajjad Hussain/AFP via Getty Images

Go deeper

Oct 25, 2021 - Sports

Indianapolis Motor Speedway hosts first-ever driverless car race

Boston Dynamics' robot dog holds the starting flag on the grid of the Indy Autonomous Challenge race at the Indianapolis Speedway on Oct. 23. Photo: Ed Jones/AFP via Getty Images

The Indianapolis Motor Speedway helped autonomous vehicle researchers reach a new milestone over the weekend by hosting its inaugural driverless car race.

Driving the news: Nine teams from 21 universities competed to win the $1 million grand prize — with Technical University of Munich (TUM) recording the fastest two-lap average speed of 135.944 mph on the Indianapolis Motor Speedway Oval, per an Indy Autonomous Challenge statement.

Updated 4 mins ago - Science

Nor'easter slams East Coast with flooding rain and powerful winds

A residential area in Middlesex County as floodwater from the nor'easter covers streets in New Jersey on Tuesday. Photo: Tayfun Coskun/Anadolu Agency via Getty Images

A monster storm was slamming the Northeast with record rainfall and powerful winds over Tuesday night — causing flash flooding that resulted in people having to be rescued in New Jersey and New York roads to close.

Threat level: All of southern New England westward to New York City and northern New Jersey was under the threat of flash flooding and coastal flooding from the nor'easter through Tuesday night into early Wednesday, per the National Weather Service.

9 mins ago - World

Blinken speaks with Sudan prime minister after his release

Sudan's Prime Minister Abdallah Hamdok. Photo: Ebrahim Hamid/AFP via Getty Images

Secretary of State Tony Blinken spoke on the phone on Tuesday evening with Sudan’s Prime Minister Abdalla Hamdok after the military released him from custody.

Why it matters: Hamdok’s release was a result of pressure on Sudan’s military leader General Abdul Fattah al-Burhan from the U.S. and other countries but also from the different political parties in Sudan and massive protests in the streets.