Russian political analyst Mikhail Troitsky says Vladimir Putin has indicated on more than one occasion that he would hate to leave his top position as Russia is going through "tough times".

Beverley O'Connor speaks to Alex Ryvchin, an Australian-Jewish writer and commentator who is a strong supporter of US President Donald Trump's move to recognise Jerusalem as the capital of Israel.

Ngozi Okonjo-Iweala, chair of the Gavi Vaccine Alliance, is visiting Australia. As a former finance minister of Nigeria and head of the World Bank, she says she wants to ensure their work is financially sustainable.

Beverley O'Connor talks to Ofer Zalzberg, the International Crisis Group's senior analyst for Israel and Palestine, about the growing concern over Donald Trump's expected decision to recognise Jerusalem as Israel's capital.

Laurie Levenson, a former federal prosecutor and now a law professor at the Loyola Law School in Los Angeles, talks about where she thinks Robert Mueller's investigation is heading.

Alec Luhn, Russia correspondent for The Telegraph, says the question now is whether Russian athletes will compete under a neutral flag or whether the country will decide on a nation-wide boycott at the Olympics.

Simon Mabon, from Lancaster University in the UK, says the death of former Yemen president Ali Abdullah Saleh will cause a great deal of uncertainty.

Paul Musgrave, an assistant professor of political science at the University of Massachusetts Amherst, says he doesn't believe the travel ban protects Americans from the threat of potential terrorists.

Peter Jennings, executive director of the Australian Strategic Policy Institute in Canberra, says moves by the Prime Minister are necessary to counter attempts by foreign governments to influence Australia's political process.

Jared Goyette is a journalist who has written and article for The Guardian about how he discovered his own brother was a sexual predator.

In the Bangladeshi capital Dhaka nearly 100,000 people have attended an open air mass with Pope Francis. Vatican correspondent for the National Catholic Reporter Joshua McElwee speaks to Gloria Kalache about what the Pope hopes to achieve in Bangladesh.

Irene Yuan Sun is the author of The Next Factory of the World: How Chinese Investment is Reshaping Africa. She spoke to Gloria Kalache about how Chinese investment could help Africa.

The future of US Secretary of State Rex Tillerson is in doubt after months of discord between him and the President. Voice of America's White House Bureau Chief Steve Herman speaks to Gloria Kalache.

Hugh White, professor of political and strategic studies at the Australian National University, said he thought senator Sam Dastyari was being naive when he spoke with a wealthy Chinese businessman.

Beverley O'Connor speaks to Daryl Kimball, the executive director of the Arms Control Association, an independent organisation addressing the threat of weapons of mass destruction.