22 August 2013
Allegiant Air Flight 122 , McDonnell Douglas MD-83 from Phoenix to Sioux Falls Joe Foss Field airport it was approaching Joe Foss field airport when the crew tried to extract the landing gears and received a warning that the gears are not locked.The crew retracted and then extracted again the landing gears and warning disappeared.After that crew advised the tower and asked a low pass for visual checks of landing gears.Airplane low passed and tower confirmed that gears are lock down so airplane after made a turn landed safely at Joe Foss Field airport on runway 15
Sioux Falls Joe Foss Field airport
Source
http://flightaware.com/live/flight/AAY122/history/20130822/1530Z/KIWA/KFSD
https://www.facebook.com/Allegiant