Whistleblower complaints have raised questions on personal fairness big TPG’s skill to handle 5 hospitals and dozens of clinics in Kenya, Nigeria and Pakistan on behalf of traders, together with the Gates Basis. The saga has forged a shadow over the technique of improvement banks and philanthropists to lean on for-profit corporations to enhance well being care in poorer nations. TPG says it has centered on investing proceeds again into the hospital chain, fairly than distributing any cash to traders. Bloomberg’s Simon Marks studies.