10:00pm update: Denver fire confirms one person transported. Passenger Kari Daggs told News5 that oxygen masks did not deploy during the flight.
9:45pm update: Denver fire reports that 5 ambulances have been requested. One person will be taken to the hospital after a slip and fall incident. A second person could be transported for unknown injuries.
Southwest Airlines issued this statement:
"Flight #100 from Las Vegas to Milwaukee diverted to Denver due to a pressurization issue. The flight with six crew and 175 passengers landed safely at Denver at 8:30 p.m. local time. We do not know at this time the extent or number of any injuries onboard. The Boeing 737 -800 aircraft will be taken out of service and inspected, and we'll accommodate the flight to Milwaukee with another aircraft, scheduled to arrive about two hours late."
A pressurization problem on board a Southwest Airlines jet forced a Southwest Airlines jet to divert to Denver International Airport Friday evening, 9NEWS in Denver reported.
Southwest Airlines flight 100 from Las Vegas to Milwaukee landed at DIA just before 9 o'clock. Unconfirmed scanner traffic from the airport indicated that as many as 13 passengers were treated and one taken to the hospital.
Radio traffic indicated Southwest was bringing in a second aircraft to take passengers on to Milwaukee.
Stay with News5 for more on this breaking story.