US president Donald Trump and North Korea leader Kim Jong-un look at each other before signing documents that acknowledge the progress of the talks and pledge to keep momentum going, after their summit. Jonathan Ernst / Reuters
US President Donald Trump holds up a document signed by him and North Korea's leader Kim Jong-un. Saul Loeb / AFP
US President Donald Trump holds up a document signed by him and North Korea's leader Kim Jong-un. Saul Loeb / AFP
US President Donald Trump and North Korea leader Kim Jong-un shake hands during the summit. Jonathan Ernst / Reuters
US President Donald Trump, right, reaches to shakes hands with North Korea leader Kim Jong-un. Evan Vucci / AP Photo
North Korea leader Kim Jong Un and US President Donald Trump during their first meeting. Evan Vucci / AP Photo
US President Donald Trump meets North Korean leader Kim Jong-un. Kevin Lim / Reuters
US President Donald Trump waves as he and North Korea leader Kim Jong Un look on from a veranda. Saul Loeb / AFP
North Korea's leader Kim Jong Un walks with US President Donald Trump at the start of their historic US-North Korea summit. Saul Loeb / AFP
North Korea's leader Kim Jong-un walks with US President Donald Trump during a break in talks. Anthony Wallace / AFP
The motorcade of US President Donald Trump travels towards Sentosa for his meeting with North Korean leader Kim Jong Un. Feline Lim / Reuters
Seen from the Bay Hotel in Singapore, a car, front, carrying North Korean leader Kim Jong Un, enters Sentosa island where the summit between him and US President Donald Trump will take place. Wong Maye-E / AP Photo
Members of the media look at screens showing US President Donald Trump and North Korean leader Kim Jong-un meeting at the Capella Hotel on Sentosa Island at the International Press Center for the US-North Korea Singapore Summit in Singapore. How Hwee Young / EPA
South Koreans watch a screen reporting on US President Trump meeting with North Korean leader Kim Jong-un at the Seoul Railway Station in Seoul, South Korea. Chung Sung-Jun / Getty Images
People in Times Square walk past the ABC TV studios as news of the US-North Korea summit ticks past in New York. Don Emmert / AFP
North Korean defectors Park Sang Hak and Justin Kim watch replays of US President Donald Trump's summit meeting in Singapore with North Korea leader Kim Jung Un on television, at a motel in Leesburg, Virginia. Also watching are South Korean human rights activists Do Hee Yun and Henry Song. Mike Theiler / Reuters
A staff member of a Japanese newspaper Yomiuri distributes an extra edition of the newspaper reporting about the summit at Shimbashi Station in Tokyo. Koji Sasahara / AP Photo
People look at an extra edition of the newspaper Yomiuri reporting about the summit, in Tokyo. Koji Sasahara / AP Photo
Pedestrians walk past a large screen displaying US President Donald Trump and North Korean leader Kim Jong Un in Tokyo. Franck Robichon / EPA
South Korean President Moon Jae-in and Prime Minister Lee Nak-yon watch a television screen showing the summit between US President Donald Trump and North Korean leader Kim Jong Un during a Cabinet meeting at the presidential Blue House in Seoul. Yonhap / AFP
A man watches television screens showing the summit between US President Donald Trump and North Korean leader Kim Jong Un, at an electronics shopping centre in Seoul. Yonhap / AFP
A conductor changes the newspaper to the latest edition showing images of North Korean leader Kim Jong Un in Singapore, at a news stand on a subway platform of the Pyongyang metro, in North Korea. Ed Jones / AFP
A demonstrator holds placards during an anti-US rally in front of the US Embassy in Seoul, South Korea. Jean Chung / Bloomberg