Zach Johnson mentally ready and 'excited' to defend Open title
Zach Johnson returned the Open Championship's Claret Jug to the R&A on Monday with bittersweet feelings but the American promised he was “100 per cent positive” about his title defence at Royal Troon this week, .
Johnson, 40, returned one of sport's oldest and most iconic trophies to R&A chief executive Martin Slumbers after arriving back in Scotland a year after becoming Open champion with a play-off victory at St Andrews in 2015.






