The letter was signed by Nigel Dodds, Jeffrey Donaldson, Gregory Campbell, William McCrea, Sammy Wilson, David Simpson, Ian Paisley Junior and Jim Shannon.

BBC: Ian Paisley Jr

Australia's Adam Scott and England's Justin Rose and Ian Poulter are tied for 19th place on six-under par along with America's Hunter Mahan and Webb Simpson.

CNN: Woods extends lead to close in on WGC title