Israel says army has 'encircled Gaza City'

Israel says its forces have cut Gaza in two after its ground offensive against Hamas reached the coast of the Palestinian territory. We hear from a former IDF lawyer and a former Pentagon lawyer with differing views on the law of proportionality and how it should be applied.

Also in the programme: Afghan poppy cultivation plummets; and Greenland's melting ice

(Picture: Residents evacuate northern Gaza Strip by foot following the latest Israeli warning during increased military operations in the northern Gaza Strip, 05 November 2023. Credit: MOHAMMED SABER/EPA-EFE/REX/Shutterstock)