Of its 6,300 active pilots, 1,200 were eligible to retire effective Sept. 1, Delta said.
Shortly following the series, it was announced that Sonmor would retire effective immediately, as opposed to finishing the season.
The company also said that David Thursfield, 58, chief of international operations, would retire effective May 1.
Land announced his intention to retire effective Oct. 23, 2013.
King retired effective May 31, 2013, and received the Legion of Merit.
After the primary, Wynn announced he would retire effective June 2008.
On July 1, 2005, she announced her intention to retire effective upon the confirmation of a successor.
The previous city manager, Michael Dyal, retired effective July 31, 2011.
She retired effective on January 8, 2013.
He retired effective May 31, 2010.