THIS year's Thanksgiving Day Parade brought us another "Miracle on 34th Street." Tethers from the "M&M's Chocolate Candies" balloon became entangled with a lamppost along the parade route — causing a 30-pound light to strike two sisters from Albany, Sarah Chamberlain, 11, and Mary, 26. Sarah required nine stitches to close a head wound. Mary, who uses a wheelchair, got a bump on the head. Then came the miracle: The girls' father, Stephen Chamberlain, noted that it was "a freak accident," said "accidents just happen" — and announced he had no intention of filing a lawsuit. Instead, he accepted Macy's...