By Ian Ransom MELBOURNE, Dec 1 (Reuters) - Ryggs Johnston's putter proved a lethal weapon as the American rookie won the A$1.7 million ($1.11 million) Australian Open by three strokes for the biggest ...

Partly cloudy. Medium chance of showers, becoming less likely later tonight. The chance of a thunderstorm. Winds southeast to southwesterly 15 to 20 km/h tending north to northwesterly in the evening.