Hezbollah set off a bomb targeting Israeli forces at the Lebanese border on Monday in an apparent response to the killing in Syria last month of a prominent commander, triggering Israeli shelling of southern Lebanon.

Israel has struck its Iran-backed Shi’ite enemy Hezbollah in Syria several times, killing a number of fighters and destroying weapons it believes were destined for the group, whose support for President Bashar al-Assad has been crucial in the country’s civil war.

Israel’s army said Monday’s blast, targeting military vehicles in the Shebaa farms area, prompted Israeli forces to respond with artillery fire. It made no mention of casualties. […]