Wow, look at her go. Michelle Obama, who was in London on a short sightseeing trip with her daughters, didn’t let the small issue of a failing government stand in the way of her sunny style. While the men around her look to be in mourning, Mrs O stands out like a beacon against the night sky. Ok, the appliquéd tunic has the air of Malia or Sasha’s art class about it and sure, it does nothing for her hips – all that extra fluff and detail around the middle adds bulk to her usually smooth lines. But when did...