Allegiant Air's ambitious plan to fast-track the retirement of its MD-80 fleet remains on schedule and the carrier's management says a dip in business following the recent CBS 60 Minutes feature has all but recovered. Allegiant ended the first quarter with 32 MD-80s in its 88-aircraft fleet. It plans to park five this quarter, eight in the third quarter, and the last 19 in the final quarter. It will add 26 Airbus narrowbodies—20 A320s and six A319s—as part of its transition to a ...