Venezuela's Tower of Dreams

Caracas' locals call the unfinished skyscraper in the heart of the capital, "The Tower of David". It was meant to be a symbol of the new, prosperous Venezuela but building works was abandoned twenty years ago and it has now become home to 3,000 squatters. Film-maker Olly Lambert meets some of the extraordinary residents of the 45-storey tower block, who have created order from the chaos, and a secure environment away from the violence and turf warfare on the streets below.