As Israeli forces push deeper into Lebanon by land, they will be vulnerable to greater risks. And if the Israeli government fails to develop a clear exit strategy, the military could end up fighting a protracted war that stretches

Israel is racking up military wins against its regional foes. But fighting multiple wars will take its toll, and experts wonder what the long-term strategy is.

A new framework of the fighting was made clear by large overnight blasts in the southern suburbs of Beirut, where Hezbollah holds sway, and Israel’s apparent readiness to expand a ground invasion in the south.