Palestinian Authority Chief Negotiator - Saeb Erekat

What must it be like to have been at the centre of the seemingly endless and fruitless quest for an Israeli-Palestinian peace deal for more than two decades? And is there any reason for expectations to rise as US Secretary of State John Kerry prepares to publish his own outline for a deal. Hardtalk speaks to veteran Palestinian negotiator Saeb Erekat. Are we approaching a defining moment or a dead end?