Tiger Woods abruptly withdrew from the Genesis Invitational at Torrey Pines on Monday, saying he was still processing the death of his mother. Kultida Woods died unexpectedly last Tuesday at the age of 80.

Tiger Woods is not ready to return to golf after the death of his beloved mother, Kultida. Woods, 48, announced his withdrawal from the upcoming Genesis Invitational on Monday, February 10, as he continues to grieve.

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.