Nigeria's central bank updated the country's currency, the naira. Now, ATMs are running short on the new bills, leading to frustration that's erupted into street protests this week. And, India is set to become the world's most populous country. However, the Indian government couldn't carry out its detailed 10-year census in 2021 due to the pandemic. Also, Armenia is going on the diplomatic defensive this week by reaching out to two of its neighbors, Turkey and Azerbaijan, in the hopes of achieving full diplomatic relations and peace. Plus, this displaced Ukrainian family visits their homeland.