The murky trail of Lebanon's exploding pagers

How and when did thousands of pagers become lethal weapons that killed 12 and wounded at least 2,750 people in Lebanon on Tuesday?

Hours after the surprise attack on Hezbollah, widely blamed on Israel, those questions still stand.

But reports and other publicly available information are starting to reveal a murky trail that begins in Taiwan with a woman named Teresa and ends in a residential neighbourhood in suburban Budapest.

Here’s what we know so far.

From Taiwan to Budapest: The murky trail of Lebanon's exploding pagers