A Southwest Airlines Boeing 737-500, registration N522SW performing flight WN-1050 from Chicago Midway,IL to Ft. Myers,FL (USA) with 122 passengers, was nearly overhead Columbus,GA at FL350, when the crew declared emergency due to a pressurization problem and performed an emergency descent. The crew decided to divert to Columbus,GA, entered a holding at 3000 feet to set up for a normal landing and landed safely on runway 06 about 28 minutes after departing FL350.
from Aviation Herald
http://www.avherald.com/h?article=41b31efd&opt=1
