The United Nations human rights office and some advocacy groups have cried foul, arguing that the strikes were “indiscriminate” because it's nearly impossible to know who was holding the devices, or where they were,

A debate has broken out in the U.S. over whether the attacks on Hezbollah members' pagers and walkie-talkies violate international law, and here is what we know so far. Two consecutive attacks on Hezbollah using exploding pagers and walkie-talkies in Lebanon and Syria killed at least 12 people,

This attack clearly and unequivocally violates international humanitarian law and undermines US efforts to prevent a wider conflict,” Rep. Alexandria Ocasio-Cortez said.

The series of explosions that rocked Lebanon this week, killing dozens and wounding thousands, has prompted debate among legal experts on international humanitarian law.