Migrant caravans now face barriers within Central America

As we examine the issue of migration in this week before a new U.S. administration takes charge, ​we take a look today at migration caravans from Central America. ​​

A new one is taking shape in Honduras - and U.S. Customs officials have already made clear that it will not be allowed to pass.

See the piece on CGTN

And they say Mexico and Central American governments will back them up.