What we know about the deadly pager blasts in Lebanon

An ambulance carrying wounded people whose handheld pager exploded arrives outside at the American University hospital, in Beirut, Lebanon, Tuesday, September 17, 2024.
At least 12 people, including two children, were killed and nearly 3,000 wounded when pagers used by Hezbollah members - including fighters and medics - detonated simultaneously across Lebanon.
Here's what we know so far about the pager blasts.