Defense boycotts appeal trial of Dakar's mayor Khalifa Sall On the evening of the first day of the Mayor of Dakar Khalifa Sall's appeal trial in Senegal, the hearing is disrupted and the defense team boycotts the trial after Sall's many supporters raised their voices in court, angry at the judges following the successive rejection by the court of the defense's motions. The appeal trial began on 9 July 2018 after the Mayor was sentenced to five years of prison for corruption. IMAGES AND SOUNDBITE