This week we head to the United States, where Donald Trump has vowed to crack down on illegal immigration. It's led to an increase in the number of arrests by the US Immigration and Customs Enforcement Agency. Immigrant families are leaving nothing to chance and continue to live in fear. Next, we head to Costa Rica, where Fabricio Alvarado has won the first round of the presidential election. The 43-year-old evangelical Christian singer shot to prominence after he denounced a court ruling calling on the country to give civil marriage rights to same-sex couples. The ruling party's candidate, meanwhile, supports gay marriage - making the run-off vote on April 1st a virtual referendum on the issue.

And if you're wondering why it's taken so long for Hollywood to bring black superheroes to life, the wait is finally over as Disney gets set to release its long-awaited Marvel action adventure "Black Panther". Film critics say director Ryan Coogler touches on deeper subjects like race while entertaining a mass audience.