A bloody, stinking sheep's carcass greets shepherd Yves Vignon as he walks to check on his flock on the foggy Alpine heights. It's the 17th of his ewes to be savaged in a month. The mountains over Grenoble were once an ideal grazing ground for his 900 sheep. But now, after long banishment, the wolves are back -- bolder and hungrier than ever. "We came to this spot on June 24. A week later we were attacked" by wolves, Vignon, 62, told AFP. It was the first of at least four attacks over the past month. "Every morning when I...