BOTSWANA'S former president Ian Khama has filed an urgent court application seeking to strike down an arrest warrant issued against him by a magistrate last week. Khama, whose father Seretse Khama was Botswana's founding president, is in a dispute with his successor and incumbent President Mokgweetsi Masisi which resulted in him quitting the ruling Botswana Democratic Party in 2019. The warrant was issued after Khama, who has been living in South Africa since November 2021, failed to turn up in court to answer charges laid against him in April. They include unlawful possession of a firearm, receiving stolen property and…