Thunberg sets an example to teenage tennis star Gauff | Inquirer Lifestyle
DENVER, CO - OCTOBER 11: Swedish teen activist Greta Thunberg speaks at the Fridays For Future Denver Climate Strike on October 11, 2019 at Civic Center Park in Denver, Colorado. Thousands of protesters attended the event which was sparked by Thunberg's #FridaysForFuture movement. Marc Piscotty/Getty Images/AFP

Thunberg sets an example to teenage tennis star Gauff