Maria Sharapova of Russia wraps an ice-towel around her head during a break in her second round match against Karin Knapp of Italy at the Australian Open tennis championship in Melbourne, Australia, Thursday, Jan. 16, 2014. Temperatures are expected to top 44cC (112 F) during play today. (AP Photo/Aaron Favila)MELBOURNE, Australia (AP) — Soaked with sweat and clinging desperately for survival, Maria Sharapova used to be most effective some degree from victory when Australian Open organizers at last determined that the searing warmth was once extreme sufficient to suspend matches.