Australian Open insulates tennis from extreme heat but still faces million-dollar hit

Crowd numbers shrink and fans keep Melbourne Park visits briefRod Laver Arena and main courts protected by roofs and airconTens of thousands of tennis fans are expected to stay away from the Australian Open today as temperatures climb above 40C, but the Melbourne Park grand slam has largely been able to insulate itself - physically and commercially - from the effects of extreme heat.The daytime attendance for the heat-affected Saturday was 51,048, down more than 10,000 compared with the previous...