International law expert says Trump’s threatened attacks on Iran’s infrastructure could be a war crime

From the Pope to the United Nations - U-S President Donald Trump's rhetoric on Iran has drawn widespread condemnation.

Mr Trump had threatened to wipe out a "whole civilisation" in Iran - and target civilian infrastructure like bridges and power plants if a deal was not met.

Now a ceasefire is in place with negotiations to get underway in Pakistan this weekend. 

• GUEST: Oona Hathaway, Professor of International Law at Yale Law School
• PRODUCER: Pip Cook