Chinese ride-hailing company Didi took a hit one week after going public. Shares plunged more than 20% after China announced a ban on the app over cybersecurity threats.

The geolocation game Pokémon GO surpassed $5 billion in player purchases as it celebrated its fifth anniversary Tuesday. The amount puts it above similar titles, such as Dragon Quest Walk from Square Enix and Jurassic World Alive from Ludia.

Subway is upgrading its ingredients and mobile app to entice customers back. The company's U.S. restaurants will offer nearly a dozen new or improved ingredients, as well as 10 revamped or original sandwiches starting July 13.