6 The road from Kazungula to Francistown was one of the most boring in Africa, and only the potholes provided a distraction from the dull brown bush and dry yellow grass that flanked the shimmering river of tar that stretched endlessly into the distance. Chipchase played AC/DC on his iPod, fed through the Land Cruiser’s radio speakers. When ‘Highway to Hell’ blasted forth Sonja told him she thought it an odd choice for a missionary. ‘It reminds me of my good old days as a sinner and gives me a reference point for how far I’ve travelled.’ She smiled, but she had too much on her mind and small talk wasn’t her forte. She was heading for a confrontation. The safest place for her to hide was at Xakanaxa, and that would mean seeing Stirling. Chipchase’s gentle but persistent questioning abou