Malawi is ranked one of the poorest globally, and now, soaring fertilizer costs are crippling farmers and traders, pushing residents into economic hardship.

Sumo wrestling in Japan is among the world’s oldest sports, dating back at least 1,500 years. The rules are simple: Square off with an opponent in a ring lined with sand, then try to push the other person out. Another rule: Japanese professional sumo is also off-limits to women. Japanese women wrestlers who achieve champion status at international sumo events are frustrated to face prejudice back home.

Mexico City is the biggest city in North America, and like most big cities, it has a lot of cars and traffic. Yet, over the past 30 years, it’s gone from being considered the most polluted city in the world to ranking 999th among global cities for air pollution. A small part of that has been taming traffic and the development of a robust bicycling culture. John Burnett reports from Mexico City.

An estimated 17,000 kids have lost or been separated from their parents in Gaza, according to UNICEF. At least 3,000 have suffered a limb amputation. The small Gulf nation of Qatar has taken in more than 1,600 Palestinians in recent months, including dozens of injured children.