U.S. House Benghazi panel grills Clinton aide Huma Abedin for six hours

By Susan Cornwell WASHINGTON (Reuters) - Turmoil swirled again around the Republican-controlled Benghazi committee on Friday as it questioned a senior aide to Hillary Clinton, prompting fresh accusations that the panel was created to damage the Democratic front-runner's presidential campaign. In a six-hour closed door interview, members and staff sought answers from Huma Abedin, for years a close confidante of Clinton. Abedin has served as the former secretary of state's assistant at the time of