Spirit Airlines announced it would begin charging for carry-on luggage. That drew criticism from the Secretary of Transportation.

Spirit’s Baldanza: “The basis for this new fee was founded in improved customer service”

Earlier this week, Spirit Airlines announced it would begin charging for carry-on luggage. That drew criticism from the Secretary of Transportation, who I interviewed on Wednesday. I wanted to give Ben Baldanza, Spirit’s chief executive, an opportunity to respond — and to explain the rationale behind charging for carry-on bags. Here’s our interview.