South African police have arrested a British citizen, Ndodana Mkhanyisi Tshuma, 45, in Johannesburg following an international operation involving Interpol.Tshuma is accused of murdering his wife, Zandile Tshuma, 42, and their two daughters, Natalie, 15, and Nala, 5.The bodies of the victims were discovered at their £1.3-million home in Bedford, England, after concerns were raised by authorities.Tshuma, who has Zimbabwean heritage, fled the UK via Heathrow Airport on Saturday and was apprehended by South African police.The case highlights the complexities of cross-border crime and international cooperation.Authorities stated that the arrest was the result of swift operational coordination and intelligence-led policing.Tshuma is set to appear in court on Monday, where further details about the alleged crimes will be presented.The incident has sparked discussions about the role of international law enforcement agencies in addressing crimes with transnational implications.