United Kingdom will return to defend the title .
United Kingdom unveiled its line - up last week , with McWilliams to be joined by John McGuinness , Ryan Farquhar , Conor Cummins , Glen Richards and James Hillier .
United Kingdom will return to defend the title and unveiled its line - up last week , with McWilliams to be joined by John McGuinness , Ryan Farquhar , Conor Cummins , Glen Richards and James Hillier .