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Shearman & Sterling has appointed Arnold & Porter white collar partner Claudius Sokenu to its litigation group, in a boost to the firm's anticorruption and securities enforcement practices.

Sokenu, (pictured) who will split his time between London, New York and Washington DC, is a former senior counsel in the Securities Exchange Commission's (SEC) Division of Enforcement. In private practice, he has represented clients in Foreign Corrupt Practices Act investigations, and compliance matters before the SEC, the US Department of Justice and the UK Serious Fraud Office.