‘I had to find them’: kidnapped filmmaker Mellissa Fung on her mission to find the Boko Haram girls

After being abducted on assignment in Afghanistan, journalist Mellissa Fung shares an intense bond with the teenage girls who were held captive by Boko Haram

The journalist and filmmaker Mellissa Fung is showing me her wound - or to be precise, the scar where her wound once was. It's from the struggle with one of the Afghan rebels who, 12 years ago, kidnapped Fung near Kabul and held her in a pit in the ground for a month, a place she refers to simply, and rather chillingly as, the hole".

In combat training they teach you not to fight back, but I played ice hockey as a kid so I couldn't help it," Fung says. The guy had a knife so I learned my lesson."