Swisscom Challenge
Sports, Tennis, Tournaments, WTA Tier I Events - Swisscom Challenge. A women's event held in Zurich, Switzerland.
https://www.swisscom-challenge.com/
WTA Tier I Events
Kremlin Cup
Sports, Tennis, Tournaments, WTA Tier I Events - Kremlin Cup. A joint ATP/WTA event held in Moscow, Russia.
https://kremlincup.ru/
Nasdaq-100 Open
Sports, Tennis, Tournaments, WTA Tier I Events - Nasdaq-100 Open. An ATP Masters Series event and a WTA Tier I event held in Key Biscayne, Florida.
https://www.nasdaq-100open.com/