Russia will be desperate to take airfields. Their armour will be sitting ducks without air cover the further in land they go. Fighters can only do so many sorties.
They will also only have so many cruise missiles, those things are expensive and once depleted you've got nothing to fall back on. It's why the US was investing so much alternatives for a fraction of the cost per round.
They will also only have so many cruise missiles, those things are expensive and once depleted you've got nothing to fall back on. It's why the US was investing so much alternatives for a fraction of the cost per round.