Spanish plan for carnage started with botched explosion

By Lori Hinnant, Joseph Wilson and Ciaran Giles, The Associated Press
BARCELONA, Spain — A cell of at least nine extremists meticulously plotted to combine vehicles and explosives in a direct hit on tourists, and managed to carry off most of their deadly plan, killing 14 people, authorities said Friday. Police in Spain and France pressed a manhunt for any remaining members of the group, which Islamic State claimed as its own.
Only flawed bomb construction avoided a more devastating attack,