From IVF to twins, a wounded vet and wife lean on each other

Two years ago, what this couple wanted most was to start a family, but daunting physical and financial challenges stood in their way. William Brangham revisits Jason and Rachel Hallett, who struggled with the aftereffects of a grievous war injury as well as a ban by the VA on health coverage for in vitro fertilization, to see how their long journey to parenthood was captured by a photographer.