Rishabh R. Jain

Associated Press

In this Sunday, Nov. 27, 2016, photo, participants from Taiwan watch their robots playing a soccer match during the World Robot Olympiad in New Delhi, India. The weekend games brought more than 450 teams of students from 50 countries to the Indian capital.

Teenagers Win World Robot Olympiad

The two breadbox-sized scooters, playing goalie and kicker, were from the team called "Wings of Storm."

Few vehicles are seen plying on the otherwise severely busy Mehrauli Badarpur road during rush hour in New Delhi, India, Friday, April 15, 2016. The New Delhi government has begun a second round of a two-week car restriction whereby private cars will be allowed on the streets on alternate days from Friday until April 30 based on even or odd license plate numbers, to reduce air pollution that has made the Indian capital the world's most polluted city.

Country Starts Restricting Cars to Clear Air

Indian official says private cars will be allowed on the streets on alternate days based on even or odd license plate numbers.