When does life truly begin? The stunning documentary Life before Birth doesn't approach this question primarily from a social or political perspective, but through the prism of medical and scientific observation. Utilizing the latest in spectacular 4D ultrasound imagery and innovative computerized animations, the film shows us the miraculous development of a fetus during its time in the womb.
https://www.pbs.org/wgbh/nova/video/lifes-greatest-miracle/?preview   (begins at 3 minutes into video)