
The lawsuit said the tour notified Singh on Feb. 19 that he was to be suspended for 90 days. Singh appealed. Last week, commissioner Tim Finchem said the tour was dropping its case based on new information from the World Anti-Doping Agency.
Vijay Singh sued the PGA Tour on Wednesday for exposing him to "public humiliation and ridicule" during a 12-week investigation into his use of deer antler spray that ended last week when the tour dropped its case against him.
Bubba Watson wants no part of deer-antler spray. The name alone makes the Masters champion a bit squeamish.

Vijay Singh has admitted he used deer-antler spray, saying he wasn't aware that it may contain a substance banned by the PGA Tour.
Vijay Singh says he has used deer-antler spray and wasn't aware that it may contain a substance banned by the PGA Tour.
Ernie Els finished up at The Barclays and hung around Long Island for a golf tournament equally important to him.
To chase his dream, K.J. Choi had to climb a mountain.
Bubba Watson has decided to skip The Players Championship to spend time with his family, making this the second time in five years that the Masters champion has not played in the PGA Tour's flagship tournament.
Indianapolis golf fans are going all in for this year's BMW Championship.