Thousands of extended family members are arriving at the border with children in tow, hoping to give them a better life in America. What many don't know is that they may never join those children in the U.S.

Thousands of extended family members are arriving at the border with children in tow, hoping to give them a better life in America.

What many don't know is that they may never join those children in the U.S. https://t.co/IYCM66mQeY

— NPR (@NPR) July 6, 2019