Angelina Jolie has visited war-weakened Burkina Faso to show solidarity with people who continue to welcome the displaced, despite grappling with their own insecurity, and said the world isn’t doing enough to help.While Burkina Faso has been battling a five-year Islamic insurgency linked to al-Qaida and the Islamic State that’s killed thousands and displaced more than one million people, it’s also hosting more than 22,000 refugees, the majority Malian.“The truth is we are not doing half of what