World No . 1 Azarenka wins Australian Open title for 2011 . Belorussian beats crowd favorite and 2011 runner-up Li Na 4-6 6-4 6-3 in Melbourne . Li needs 1 medical breaks while final also disrupted by Australia Day fireworks . Azarenka holds onto the No . 1 ranking , denying Li top spot .
World No . 1 Victoria Azarenka wins Australian Open title for the second year in a row . Belorussian beats crowd favorite and 2011 runner-up Li Na 4-6 6-4 6-3 in Melbourne . Li needs two medical breaks while final also disrupted by Australia Day fireworks . Azarenka holds onto the No . 1 ranking , denying Serena Williams top spot .