Six killed in Kenya at anti-tax hike protests

<p>In tonight's edition: Kenya warns demonstrators that they'll be met with a short fuse from authorities as at least six people are killed in clashes with police during banned anti-tax rallies. Also, the mystery of a possibly missing migrant boat deepens as Senegal denies the claims of a Spanish NGO that hundreds of its nationals are still unaccounted for. Plus there are calls for a major ramping up of sustainable investment in Africa as the continent's GDP growth is projected to return to pre-pandemic levels. </p>