As Russia’s relations with the west deteriorate Moscow is seeking fresh alliances across Africa say Henry Foy, Nastassia Astrasheuskaya and David Pilling. With Moscow often sidestepping demands for reform or protection of human rights, this is starting to raise concern in western capitals.

Wells Fargo has lurched from one scandal to another but customers have stayed loyal, say Robert Armstrong and Laura Noonan. Can the bank once seen as the best managed in America recover its premium valuation? Produced by Caroline Grady

Data brokers face heightened scrutiny in Europe as public opinion shifts on questions of privacy and businesses face tougher data protection legislation, say Aliya Ram and Madhumita Murgia. Will recent operational changes at data brokers be enough to convince regulators? Produced by Caroline Grady