Basketball Without Borders: Harrison Barnes 'trying to learn as much as I can' Posted Aug 4, 2018 Harrison Barnes has one big advantage over the other first-time visitors to South Africa among the NBA players and coaches in Johannesburg this week. "My sister-in-law actually lives in Johannesburg with her husband," Barnes said on a media call after the opening day of Basketball Without Borders at the American International School in Midrand. (ESPN.com)