The grand roar of thousand woes

While investigating the wrong-doings of an oil company, two Swedish journalists (Johan Persson and Martin Schibbye) willingly endanger their lives in volatile Ethiopia where army, rebels and different military organizations are killing each other like there was no tomorrow. Illegal entrance and terrorism activity are rewarded with 438 days of incarceration in Papillon magnitude. I reckon I have book of this case somewhere, I ought to read it now.