Pressure Underneath News Today

Yourself 4,000 feet above the sierra mountains at arizona soaring. thats phoenix to the right. >> correct. >> reporter: a quick tip on flying. delta allows diamond and platinum sky miles members to give status to people two tiers below them. a platinum member can give someone silver and diamond can give gold. talk about an upgrade. but with my instructor jason stephens, i didnt need status to glide at 145 miles per hour. >> this is no engine of any kind. >> reporter: how are you able to stay up ...