Metropolitan Police officer Martyn Blake on trial for the murder of Chris Kaba during a police stop on September 5, 2022.

Metropolitan Police officer Martyn Blake is on trial for the murder of Chris Kaba, who he fatally shot during a police stop in south London on September 5, 2022. Blake testified that he believed his colleagues were in imminent danger as Kaba attempted to escape a roadblock. Although Blake aimed to incapacitate Kaba, he acknowledges that his shot was fatal. He denies the murder charge, claiming his actions were taken to protect his fellow officers.