Condemn or cooperate? West African leaders are grappling with that question as they scramble for the antidote to coup contagion. Since regional bloc ECOWAS decided earlier this month to play hardball with Mali's junta, tensions have spiralled far and wide. Now Bamako is expelling France's ambassador amid a war of words over the hiring of the Russian mercenaries of Wagner, right under the noses of French and EU forces there to fight a jihadist insurgency.