Welcome to Foreign Policy ’s Africa Brief. The highlights this week: South Africa gets ready to host a G-20 summit boycotted by the United States, Pretoria seeks answers after Palestinians arrive by plane in Johannesburg, and the Democratic Republic of the Congo and Rwanda-backed M23 rebels sign a peace framework . Sign up to receive Africa Brief in your inbox every Wednesday. Sign up to receive Africa Brief in your inbox every Wednesday. Sign Up By submitting your email, you agree to the