The United States Ambassador to Nigeria, Mr James Entwistle, is expected to testify as the House of Representatives begins a public investigation into the case of alleged sexual misconduct levelled against three members of the House: Hon. Mohammed Garba Gololo (APC, Bauchi), Hon. Samuel Ikon (PDP, Akwa Ibom) and Hon. Mark Gbillah (APC, Benue). The three…