Lebanon's Hezbollah has been significantly degraded militarily by Israel, but the Iran-backed group will likely try to rebuild its stockpiles and forces and pose a longterm threat to the U.S. and its regional allies,

Israel threatened on Tuesday to return to war in Lebanon if its truce with Hezbollah collapses, and said this time its attacks would go deeper and target the Lebanese state itself, after the deadliest day since the ceasefire was agreed last week.

Israel said it hit dozens of Hezbollah targets in strikes on Lebanon Monday after vowing retaliation for an attack claimed by Hezbollah, the militant group's first since a fragile ceasefire

Fighters from Hezbollah and Iraq’s Shiite militias have deployed to Syria to support government forces, but it’s unclear if they are capable of turning the tide.

Hagar Chemali, former director for Syria and Lebanon at the National Security Council and founder of Greenwich Media Strategies, discusses the flare up in in Syria's civil war. (Source: Bloomberg)

Syria's army and its allies are reported to have confronted an attack by forces affiliated with the Kurdish Syrian Democratic Forces in the north of the country. This comes after rebel fighters over the weekend took control of most of Aleppo.