Burkina Faso, Mali and Niger are withdrawing from a 49-year-old regional alliance that has allowed goods and nearly 400 million people to travel freely across a tightly connected region.

Britain gave Rwanda hundreds of millions of pounds, even though no asylum seekers were deported to the Central African nation under the agreement.

The sport, in which you strap on a 30-foot kite and skim across the waves, is about to make its Olympic debut. Here’s where non-Olympians can give it a try.