UN peacekeeper killed and another critically injured in explosion in southern Lebanon.

A United Nations peacekeeper was killed and another critically injured in an explosion near the southern Lebanese village of Adchit al-Qusayr on Sunday, according to the UN peacekeeping mission. The incident occurred at a UNIFIL position, though the source of the projectile remains unclear. The UN mission is investigating the attack, which happened amid ongoing cross-border tensions in the region.