The worst book of the summer is Megan Abbott's "The Turnout." I've been a Megan Abbott fan for a long while. Abbott takes unusual settings and makes them into noir nightmares. For example, one thriller concerned a squad of cheerleaders. Another involved a girls' gymnastics team. Still another involved a case of mass psychogenic illness among teen girls--inspired by an actual 2012 case in LeRoy, New York. The new book, "The Turnout," concerns ballet. All the little girls in Dara's studio want to be Clara in "The Nutcracker." When several girls lose the chance, inevitably, they put razor blades in the winner's ballet flats. They slip laxatives into the winner's lunch. Meanwhile, all is not well within management. The two teachers are sisters, and it's heavily implied that they have an incestuous past, and then one begins banging the loathsome new contractor. (I have experience with loathsome contractors, so I appreciated this pa...