Trump flips on family separations, signing an executive order that wasn't needed to end his own administrations policy; Trump flips and ends migrant family separations, but creates new problem by keeping "zero-tolerance" policy; Trump flips on family separations, signing an executive order that wasn't needed to end his own administrations policy; New CNN pool: Democrats gaining in race for congress; What's next for immigration controversy?; Did President Trump blink on family separation?; Trump flips on family separations, signing an executive order that wasn't needed to end his own administrations policy; via Knit