Heading deep inside Colossal Cave in southern Arizona

Arizona is home to several natural wonders from Sedona to the Grand Canyon. The state's beauty is always on full display. But tonight, we head to Vail in south Arizona, and go below ground to show you one of Arizona's hidden treasures. FOX 10's photojournalists Brian Kae and Joe Tillman take us on a tour of Colossal Cave.

Drone Zone: Colossal Cave

In this week's edition of Drone Zone, FOX 10's drone pilots Joe Tillman and Brian Kae take us to Vail, Arizona, just outside of Tucson for a birds-eye view of Colossal Cave, one of Arizona's most popular attractions.

United Airlines adding, restoring flights in October

United Airlines is adding new and returning routes in October, allowing the airline to fly 40% of its full flight schedule compared to the previous year, a 6% increase compared to what it plans to fly in September.