Mark Austin – Return to Rwanda Twenty years on from Rwanda's savage genocide, ITV News at Ten newscaster Mark Austin returns to the country. He revisits some of the worst scenes he witnessed during his career as a foreign correspondent and hears powerful stories of survival. He meets those working hard to ensure peace, faith and hope continue to outweigh the horrors of the past - whilst the fear of it happening again hangs in the air. Robert Moore – Pot in America Three months ago a new law was implemented in the US state of Colorado. Marijuana is now legal, regulated and taxed. Washington Correspondent Robert Moore travels there to explore how impactful the change in the law has been. He meets the Americans who are enjoying big profits from the 'weed' business and talks to others who think the pro-pot trend is reckless and irresponsible. Mary Nightingale – Norway's oil fairy-tale Norway's oil discovery transformed their economy, turning it into one of the richest countries in the world, with an estimated 500 billion pounds saved for future generations. Back in Britain we chose a rather different outcome for our oil wealth. As Scotland ponders an independent future, ITV News at 6:30 newscaster Mary Nightingale finds out how Norway's oil fairy-tale has changed the country and its people.