Kelly called the one-month swing “somewhat of a mystery.”
http://aviationblog.dallasnews.com/2012/10/southwest-airlines-ceo-plans-to-seek-new-revenue-drivers-and-cut-costs-given-economic-concerns-and-rising-fuel-prices.html/
http://aviationblog.dallasnews.com/2012/10/southwest-airlines-ceo-plans-to-seek-new-revenue-drivers-and-cut-costs-given-economic-concerns-and-rising-fuel-prices.html/