David Petraeus is a former CIA director who, as a four-star general, led US military campaigns in Iraq and Afghanistan. He speaks to the historian Niall Ferguson about the war in Ukraine.
NIALL FERGUSON: General, I wanted to ask you to give your assessments of the Russian invasion of Ukraine. If you were grading Russia’s military performance and Ukraine’s, what grades would you give?
DAVID PETRAEUS: Clearly Russia has failed.