In this Saturday, February 23, 2019, photo, vendor sell crab near Hoan Kiem Lake in Hanoi, Vietnam. (Photo by Vincent Yu/AP Photo)





Ornamental fish are seen for sale in plastic bags on the street in Hanoi, Vietnam October 30, 2018. (Photo by Reuters/Kham)





Performers, dressed in Cambodian traditional costume and Vietnamese soldier uniform, take part at a ceremony to mark the 40th anniversary of the January 7 victory over the Khmer Rouge regime, in Hanoi, Vietnam on January 4, 2019. (Photo by Reuters/Kham)





Vietnamese children play in front of images of North Korea's late leader Kim Il Sung and Vietnam's late leader Ho Chi Minh at the Vietnam-North Korea Friendship kindergarten, founded by the North Korean government in Hanoi, Vietnam on February 15, 2019. (Photo by Reuters/Kham)





In this January 19, 2016, photo traffic ride past a Communist party poster in Hanoi, Vietnam. Vietnam's selection as the venue for the second summit between U.S. President Donald Trump and North Korean leader Kim Jong Un is largely a matter of convenience and security, but not without bigger stakes. Vietnam's history as a U.S. adversary in a long, divisive war that transitioned on its own terms to a dynamic free-market economy under a communist political system suggests a larger meaning for the summit. (Photo by Hau Dinh/AP Photo)





In this Saturday, February 23, 2019, photo, a vendor waits for customers at a coffee beans shop near Hoan Kiem Lake in Hanoi, Vietnam. (Photo by Vincent Yu/AP Photo)





Vietnamese policemen sit on stools near the Sofitel Legend Metropole hotel in Hanoi on February 27, 2019, ahead of the second US-North Korea summit. US President Donald Trump touted North Korea's “AWESOME” future if his “friend” Kim Jong Un, whom he meets for a high-stakes dinner later on February 27, agrees to give up his nuclear arsenal. (Photo by Ye Aung Thu/AFP Photo)





In this Thursday, February 21, 2019, photo, children in Vietnamese and Korean traditional costumes hug at each other at Vietnam-Korea Friendship Kindergarten in Hanoi, Vietnam. The children have been practicing singing and dancing, hoping to show off their talents to North Korean leader Kim Jong Un when he comes to town this week for his second summit meeting with U.S. President Donald Trump. (Photo by Hau Dinh/AP Photo)





In this Saturday, February 23, 2019, photo, a vendor sells fruits near Hoan Kiem Lake in Hanoi, Vietnam. (Photo by Vincent Yu/AP Photo)





A worker is seen on a tree next to a banner showing North Korean and U.S. flags ahead of the North Korea-U.S. summit in Hanoi, Vietnam, February 25, 2019. (Photo by Kim Kyung-Hoon/Reuters)





Women wearing traditional dresses and modern ones stand at the Quan Thanh Temple in Hanoi, Vietnam, Sunday, February 24, 2019. (Photo by Vincent Yu/AP Photo)





In this February 21, 2019, photo, visitors walk next to American aircraft at the Vietnam Military History Museum in Hanoi, Vietnam. The Vietnamese capital once trembled as waves of American bombers unleashed their payloads, but when Kim Jong Un arrives here for his summit with President Donald Trump he won’t find rancor toward a former enemy. Instead, the North Korean leader will get a glimpse at the potential rewards of reconciliation. (Photo by Hau Dinh/AP Photo)





Vietnamese soldiers stand guard at the entrance to Dong Dang train station where North Korean leader Kim Jong Un is expected to arrive at the border town with China, in Dong Dang, Lang Son province, Vietnam, Monday, February 25, 2019. The second summit between U.S. President Donald Trump and North Korean leader Kim Jong Un will take place in Hanoi on Feb. 27 and 28. (Photo by Minh Hoang/AP Photo)





Two H'mong ethnic girls jump on the steps in Sapa, Vietnam, Thursday, February 7, 2019. (Photo by Hau Dinh)/AP Photo





In this Saturday, February 23, 2019, photo, a vendor sells balloons near Hoan Kiem Lake in Hanoi, Vietnam. (Photo by Vincent Yu/AP Photo)





In this November 9, 2017, file photo, a Vietnamese security official stands guard outside the venue for the Asia-Pacific Economic Cooperation (APEC) CEO Summit in Danang, Vietnam. U.S. President Donald Trump said Tuesday, Feb. 5, 2019 that he will hold a two-day summit with North Korea leader Kim Jong Un Feb. 27-28 in Vietnam to continue his efforts to persuade Kim to give up his nuclear weapons. As a single-party communist state, Vietnam boasts tight political control and an efficient security apparatus, and successfully hosted the APEC meetings in 2017, and the regional edition of the high-powered World Economic Forum in 2018, both in the central coastal city of Danang. (Photo by Mark Schiefelbein/AP Photo)





In this February 21, 2019, photo, a motorcyclist passes a luxury shopping mall in Hanoi, Vietnam. (Photo by Hau Dinh/AP Photo)





In this Sunday, February 3, 2019, photo, vendors carrying pig-shaped balloons for sale to mark the Lunar New Year in Hanoi, Vietnam. Vietnam is celebrating the Lunar New Year of the Pig, the biggest annual festival of the year. (Photo by Hau Dinh/AP Photo)





A man prays at the Quan Thanh Temple in Hanoi, Vietnam, Sunday, February 24, 2019. (Photo by Vincent Yu/AP Photo)





This picture taken on January 3, 2019 shows a Vietnamese woman collecting incense sticks in a courtyard in the village of Quang Phu Cau on the outskirts of Hanoi. In Vietnam's “incense village”, hundreds of workers are hard at work dying, drying and whittling down bamboo bark to make the fragrant sticks ahead of the busy lunar new year holiday. (Photo by Manan Vatsyayana/AFP Photo)