Jeff Daniels looks at an emergency service that knows no bounds to its possibilities.
Like many an African country, Botswana has a few large-ish urban centres where a sizeable but minority proportion of the population live, and then lots of wide open spaces where the remainder of the two million inhabitants are to be found (if you look hard enough—Botswana still has around 10,000 Bushmen living a nomadic life, much as they have for centuries).