The below is an edited transcript of David Petraeus’s interview with CNN’s Jim Sciutto.

On the war’s momentum: It has fundamentally shifted, and I’m normally fairly guarded and cautious about this, but the tide clearly has turned because the success of this offensive, as important as it is itself on the ground, is that it reflects a hugely important development: Ukraine has been incomparably better than Russia in recruiting, training, equipping, organising and employing additional forces.