Elena kagan sonia sotomayor All the single ladiesBy Sadie Stein PO Edit163L Kagan Could "Maybe Host Some Single Ladies Fiestas With Sonia Sotomayor""When does a woman go from being single to unmarried?" asks Austen-lover and NYT scribe Maureen Dowd. And why do we stigmitize Kagan? For all we know she's a super-hot cougar bachelorette! Read… 5/19/10 3:40pm 5/19/10 3:40pmThe Jane Austen Hook Club: Obama As Mr. Darcy?