Charter School Battles; Otherhood; Explanatarium; Frequent Flyer Changes

We'll discuss news from the charter school debate, including a look at the money behind some supporters of the pro-charter movement; potential changes to expensive runoff elections in New York City; encouragement for single women who are child-free for many reasons, though not necessarily by choice; and changes are coming to Delta’s frequent flyer program while United is cracking down on oversized carry-on luggage. Plus: the latest installment of The Explanatarium.