- Online abuse coming from angry gamblers
- Women targeted more than men
- Online tennis betting has surged
(CNN)Nicole Gibbs was only 17 and climbing the junior tennis rankings when the online abuse began.
Taking a stand
•2011: Online sports betting market valued at $16.9 billion. Tennis betting generated 0.5%, or $84.5 million.
•2016: Online sports betting market: valued at $23.6 billion with tennis generating 13%, or $306.6 million
•Key drivers: smart devices such as mobile and interactive TV; more televised games and sports channels.
Source: Global Betting and Gaming Consultants