From last week, here’s a haunting photo essay at the Times’s Lens blog: it’s about two fraternal…

From last week, here’s a haunting photo essay at the Times’s Lens blog: it’s about two fraternal twin brothers, born just five minutes apart, the first perfectly healthy and the second asphyxiating. Nick, the younger brother, developed cerebral palsy, and Chris, a freelance photographer, has been documenting his family’s life for the past 13 years.