Book excerpt: You won’t see segments about it on the nightly news or read about it on the front page of America’s newspapers, but the Pentagon is fighting a new shadow war in Africa, helping to destabilize whole countries and preparing the ground for future blowback. Behind closed doors, U.S. officers now claim that “Africa is the battlefield of tomorrow, today." In Tomorrow’s Battlefield, award-winning journalist and bestselling author Nick Turse exposes the shocking true story of the U.S. military’s spreading secret wars in Africa.