The Woods family lost its matriarch with the passing of Kultida Woods in early February. Since then, Tiger Woods made the decision to withdraw from the Genesis Invitational Tournament as he continues to mourn her death.

Kultida Woods, the mother of Tiger Woods, golf’s biggest star, died Tuesday, according to the 15-time major winner. He did not provide give her cause of death.

Tiger Woods announced that his mother, Kultida, died Tuesday morning. She was 78.