A drunk boyfriend kicked his heavily pregnant girlfriend in the stomach so hard that she lost her unborn child.Five days before her due date, Jessy Johnson, 19, collapsed to the floor in pain as her attacker whispered to her not to call an ambulance or social services would get involved.This week Stuart Samson, 37, was jailed for two years and nine months after pleading guilty to two offences of assault occasioning actual bodily harm.