welcome to the programme. russia strikes kyiv again, just as a delegation of african leaders visit the ukrainian capital to discuss peace solutions. also tonight: a two year investigation into the minneapolis police department in the wake of the killing of george floyd has found that officers routinely used excessive force and discriminated against black people for years. we ll have an update from kalamata, in greece, where officials have denied a series of reports that suggest the migrant boat which capsized 50 miles off the south coast did so because a rope was attached to it by coastguards. and the rapid rise of artificial intelligence technology has led to a lot of fear and concern, but also a lot of new and exciting solutions. we ll look at one example from devon, where ai is being used to predict pollution in waterways before it happens. but first let s focus in on ukraine, where the capital, kyiv, has come under missile attack at the same time that a delegation of af