WINNER OF THE NATIONAL BOOK AWARD'A wow of a novel - rich, humane, brilliantly written anda as deep as it is wide' The Times'An astonishing balancing act by a great writer prepared to take risks. A book to treasure' Daily Mail________________________New York, August 1974: a man is walking in the sky.Between the newly built Twin Towers, the man twirls through the air. Far below, the lives of comple...