Israeli airstrikes in southern Lebanon on Saturday resulted in at least 16 fatalities and 12 injuries, according to Lebanese civil defense officials. The strikes, concentrated in the Nabatieh district, mark a significant escalation in recent clashes with Hezbollah. This renewed fighting is occurring shortly after a US-Iran ceasefire agreement was reached, immediately placing the deal under considerable strain. Lebanese authorities report rescue teams have been working since early morning to recover victims and provide medical assistance. The increased hostilities raise concerns about the fragility of the newly brokered ceasefire and the potential for wider regional conflict. The strikes represent a serious challenge to diplomatic efforts aimed at de-escalation in the region.