AITOU, Lebanon — The scene of carnage in northern Lebanon showed heartbreaking snippets of everyday family life.

A dead baby inside a destroyed pickup truck; a child’s severed arm buried in nearby rubble; toddler clothing and books shredded; flies swarming as officials collected body parts, some too small for body bags ending up in clear ziplock bags.

Pervading everything, the overwhelming stench of rotting flesh mixed with concrete dust at the scene where 23 people including two children were…