Graeme McDowell was plagued by doubt but now believes again

There’s no place like home, as Dorothy said in the Wizard of Oz. 

But if Graeme McDowell is to return to golf’s top table it may take a little more than the comfort of his own bed in his mother’s house and a few Ulster fries to get back to being the bullet-proof G-Mac that won the 2010 US Open and stared down Tiger Woods in a play-off at the end of that magical year.

Ranked fourth in the world in March 2011, he was informed yesterday that he is now ranked 100th — his worst ranking for nine years.