INSIDE takes viewers behind the scenes at one of the busiest airports in the world.

Operating one of the world's busiest international airports on a daily basis is like a carefully choreographed ballet. INSIDE takes viewers behind the scenes at one of the busiest airports in the world - Miami International. Moving on average nearly 90,000 passengers, more than a thousand planes and more than 5,000 tons of freight through the system in one 24-hour cycle involves the precise orchestration of numerous agencies and a staff of more than 38,000 people. But beyond this feat are the real security issues inherent in an industry defined by the legacy of September 11.