He says he believes US intelligence agencies on the issue but still wants to get on with Russia
The US and Russian leaders also discussed Syria and North Korea at their first meeting in four months.
Trump used the summit to reiterate his vision of 'America First'
Will presidents Trump and Putin meet? That was one of the big questions as world leaders gathered for the APEC summit in Vietnam.
The White House
The pair previously met at a G20 summit in Hamburg in July
Vietnam's Hoi An floods following powerful typhoon
Dozens have been killed and thousands of homes have been flattened as the storm rages in the country's central and southern regions.
30,000 people have been evacuated as a powerful typhoon destroys buildings and cuts power.
Typhoon Damrey is reported to have killed at least five people in central and southern Vietnam
The bad weather caused by a tropical depression is wreaking havoc mostly in the north and centre of the country.
The typhoon, one of the strongest in recent years, has killed at least six people and cut off electricity for 1.3 million, the country's disaster agency said.
Hundreds of homes have been washed away in flooding and landslides in the north of the country
At least once person has died in storm Talas.
Pacific rim countries move forward with the TPP free trade pact, but the US confirms it will not return to the partnership.
Kim Phuc Phan Thi, known to many as "Napalm Girl", has scars treated by laser surgeon in Miami
54-year-old Ma Van Nhat from Vietnam was finally cured of an 18-year-long pain in his side when doctors removed a pair of surgical forceps from his
At least 13 people have been killed in a fire at a karaoke bar in Hanoi.
Thousands of people hit the streets of Hanoi on Sunday to celebrate the annual Viet Pride parade and rally for human rights.
More than 30,000 people took part in a military parade in the Vietnamese capital of Hanoi on 2 September to celebrate the 70th anniversary of the
US Secretary of State John Kerry has praised the warming of relations with Vietnam twenty years after ties were established while also urging the
Parades are held in Ho Chi Minh City to celebrate 40 years since the fall of Saigon and the end of the Vietnam War.
US war veterans visit the area that divided north and south Vietnam as the 40th anniversary of the end of the Vietnam War approaches. The group
Millions of children around the world have no family and will never know family life. Millions of couples in Europe want to adopt children. Why is it
Vietnamese police in Ho Chi Minh City broke up an anti-China rally on Sunday, May 17, making several arrests.
Beijing is sending five ships to
At least 20 workers have been killed as anti-China protests continue near Ho Chi Minh City in the most serious outbreak of public disorder in
Anti-China protests in the south of Vietnam have turned violent. Protesters are angry about a Chinese oil rig drilling in waters claimed by