Yesterday we traveled in a 16-seat bus on a sometimes paved and sometimes not so paved road in Northern Ghana, from Tamale to Janga Town. Along the way we encountered several check points, where angry looking men with machine guns curiously peered through the windows at our white faces, a rare sight in this very rural region. Our driver explained that the road is the main thoroughfare leading to Burkina Faso, and that smugglings and robberies were not uncommon. I wasn’t sure whether to be....