Shark finning is a hot topic in marine conservation but it is also one rife with inaccuracies and misconceptions. In Part 1 of this special Insider on shark conservation, we take a closer look at the wasteful and cruel practice of shark finning and what is being done to regulate this multibillion-dollar industry. From a team of marine CSIs to new laws restricting international trade, is there hope for dwindling global shark populations?