PR's Mary Louise Kelly speaks with Lisa Damour, a clinical psychologist, about how the Netflix show Adolescence depicts the struggles of young boys.

The world's youngest nation, South Sudan, could be on the brink of another civil war. At the heart of the tensions is a power struggle between the country's president and vice president.

Starting next season, a system of cameras will determine whether to award a first down rather than trot out a 10-yard chain.