Original sentence: In the report summarising its research, Volcker criticized Kojo Annan, son of UN Secretary-General Kofi Annan, and the Swiss company Cotecna Inspection SA, Kojo's employer, for trying to conceal their relationship
Edited sentence: In the report summarising its research, Volcker criticized Kojo Annan, son of UN Secretary-General Kofi Annan, and the Swiss company Cotecna Inspection SA, Kojo's employer, for trying to conceal their relationship, but found that the Oil for Food program had achieved its stated goals of restoring the health and nutritional status of groups at most risk in Iraq