Djokovic worries about leg, worries Heckler in Australia

Country

United States of AmericaUS Virgin IslandsUS Minor Outlying IslandsCanadaMexico, United Mexican StatesBahamas, CommonwealthCuba, RepublicDominican RepublicHaiti, RepublicJamaicaAfghanistanAlbania, People’s Socialist RepublicAlgeria, People’s Democratic RepublicAmerican SamoaAndorra, PrincipalityAngola, RepublicAnguillaAntarctica (space south of 60°S)Antigua and BarbudaArgentina, Argentine RepublicArmeniaArubaAustralia, CommonwealthAustria, RepublicAzerbaijan, RepublicBahrain, KingdomBangladesh, People’s RepublicBarbadosBelarusBelgium, KingdomBelizeBenin, People’s Republicbermuda shortsBhutan, KingdomBolivia, RepublicBosnia and HerzegovinaBotswana, RepublicBouvet Island (Bouvetoya)Brazil, Federative RepublicBritish Indian Ocean Territory (Chagos Archipelago)British Virgin IslandsBrunei DarussalamBulgaria, People’s RepublicBurkina FasoBurundi, RepublicCambodia, KingdomCameroon, United RepublicCape Verde, RepublicCayman islandsCentral African RepublicChad, RepublicChile, RepublicChina, People’s RepublicChristmas IslandCocos (Keeling) IslandsColombia, RepublicComoros, UnionCongo, Democratic RepublicCongo, People’s RepublicCook IslandsCosta Rica, RepublicCote d’Ivoire, Cote d’Ivoire, RepublicCyprus, RepublicCzech RepublicDenmark, KingdomDjibouti, RepublicDominica, CommonwealthEcuador, RepublicEgypt, Arab RepublicEl Salvador, RepublicEquatorial Guinea, RepublicEritreaEstoniaEthiopiaFaroe islandsFalkland (Malvinas) IslandsFiji, Republic of the Fiji IslandsFinland, RepublicFrance, French Republicfrench guianaFrench polynesiaSouthern French TerritoriesGabon, Gabonese RepublicGambia, RepublicGeorgiaGermanyGhana, RepublicGibraltarGreece, Hellenic RepublicGreenlandGranadaGuadalupeGuamGuatemala, RepublicGuinea, People’s Revolutionary RepublicGuinea-Bissau, RepublicGuyana, RepublicHeard Island and McDonald’sHoly See (Vatican City State)Honduras, RepublicHong Kong Special Administrative Region of ChinaHrvatska (Croatia)Hungary, Hungarian People’s RepublicIceland, RepublicIndia, RepublicIndonesia, RepublicIran, Islamic RepublicIraq, RepublicIrelandIsrael, StateItaly, Italian RepublicJapanJordan, Hashemite KingdomKazakhstan, RepublicKenya, RepublicKiribati, RepublicKorea, Democratic People’s RepublicKorea, RepublicKuwait, StateRepublic of KyrgyzstanLao People’s Democratic RepublicLatviaLebanon, Lebanese RepublicLesotho, KingdomLiberia, RepublicLibyan Arab JamahiriyaLiechtenstein, PrincipalityLithuaniaLuxembourg, Grand DuchyMacau, Special Administrative Region of ChinaMacedonia, former Yugoslav RepublicMadagascar, RepublicMalawi, RepublicMalaysiaMaldives, RepublicMali, RepublicMalta, RepublicMarshall IslandsMartiniqueMauritania, Islamic RepublicMauritiusMayotteMicronesia, Federated StatesMoldova, RepublicMonaco, PrincipalityMongolia, Mongolian People’s RepublicMontserratMorocco, KingdomMozambique, People’s RepublicMyanmarNamibiaNauru, RepublicNepal, KingdomNetherlands AntillesNetherlands, KingdomNew CaledoniaNew ZealandNicaragua, RepublicNiger, RepublicNigeria, Federal RepublicNiue, RepublicNorfolk IslandNorthern Mariana IslandsNorway, KingdomOman, SultanatePakistan, Islamic RepublicPalauPalestinian territory, occupiedPanama, RepublicPapua New GuineaParaguay, RepublicPeru, RepublicPhilippines, RepublicPitcairn IslandPoland, Polish People’s RepublicPortugal, Portuguese RepublicPuerto RicoQatar, StatereunionRomania, Socialist RepublicRussian FederationRwanda, Republic of RwandaSamoa, Independent StateSan Marino, RepublicSao Tome and Principe, Democratic RepublicSaudi Arabia, KingdomSenegal, RepublicSerbia and MontenegroSeychelles, RepublicSierra Leone, RepublicSingapore, RepublicSlovakia (Republic of Slovakia)SloveniaSolomon islandsSomalia, Somali RepublicSouth Africa, RepublicSouth Georgia and the South Sandwich IslandsSpain, Spanish StateSri Lanka, Democratic Socialist RepublicSaint HelenaSaint Kitts and NevisSaint LuciaSaint Pierre and MiquelonSaint Vincent and the GrenadinesSudan, Democratic RepublicSuriname, RepublicSvalbard and the Jan Mayen IslandsSwaziland, KingdomSweden, KingdomSwitzerland, Swiss ConfederationSyrian Arab RepublicTaiwan Province of ChinaTajikistanTanzania, United RepublicThailand, KingdomTimor-Leste, Democratic RepublicTogo, Republic of TogoTokelau (Tokelau Islands)Tonga, KingdomTrinidad and Tobago, RepublicTunisia, RepublicTurkey, RepublicTurkmenistanTurks and Caicos IslandsTuvaluUganda, RepublicUkraineUnited Arab EmiratesUnited Kingdom of Great Britain and Northern IrelandUruguay, Eastern RepublicUzbekistanVanuatuVenezuela, Bolivarian RepublicVietnam, Socialist RepublicWallis and Futuna IslandsWest SaharaYemenZambia, RepublicZimbabwe