The Titanic Inquiry

As the Titanic sank frantic passengers spotted lights that appeared to come from a nearby ship. But it did not come to their rescue. What was the ship? Why did it do nothing? Titanic Inquiry is the sensational true story of the SS Californian. Was it the ship seen from the deck of the Titanic? Did it stand idly by and watch as the Titanic sank and hundreds died?