Special counsel Robert Mueller has brought 13 lawyers on board to handle the Russia investigation into questions of Russian interference in last year's US election. Mr Mueller has assembled a high-powered team of top investigators and leading experts, including top lawyers, James Quarles, Jeannie Rhee from his former firm, WilmerHale. Andrew Weissmann, who led the Enron investigation, is also joining the team. Meanwhile, Vice President Mike Pence has hired Richard Cullen, chairman of McGuireWoods.