 Years later Trương would recall just how " close [ South Vietnamese ] were to <unk> or capturing the core of the Southern resistance – elite units of our <unk> fighters along with the civilian and much of the military leadership " . After many days of hard marches the PRG reached the northern bases , and relative safety , in the <unk> region . Casualties were light and the march even saw the birth of a baby to Dương <unk> <unk> , the deputy minister of health in the Provisional Revolutionary Government ( PRG ) . The column needed many days to recover and Trương himself would require weeks to recover from the long march . 
