Joe Biden's border challenge

As a presidential candidate, Joe Biden promised a more humane approach to migration on the US-Mexico border. But right now, more than 17,000 unaccompanied children are being held in migration facilities. Ros Atkins considers the challenge facing the Biden administration (Photo: Dareli Matamoros, a girl from Honduras, holds a sign asking President Biden to let her in during a migrant demonstration demanding clearer United States migration policies.