Rahm led the race after the third round with a six-stroke cushion over his closest opponent.
The PGA Tour said Rahm was placed in an exposure tracking protocol on Monday. After officials learned he was in close contact with someone infected with COVID-19.
Rahm chooses to stay competitive and is tested every day. and limited access to indoor facilities at Muirfield Village Golf Club in Dublin, Ohio.
He remained symptom-free and tested negative daily, the PGA Tour said, but tests conducted after Rahm completed a second round delayed by rain on Saturday morning yielded positive results. as well as confirmation testing with original samples.
The Tour̵7;s medical advisor informed Rahm of his test results at the end of his third round. And according to Tour regulations, he was withdrawn from the tournament.
Rahm will remain detained for the next 10 days, according to CDC guidelines.
The PGA Tour said in a statement that “Despite this situation, in all 50 events since the return of golf on the PGA Tour, only four have tested positive. “Rahm is the first case to show no positive symptoms. Part of the TOUR routine is a contact tracking protocol.”
In his statement on Saturday, Rahm said he would take all necessary precautions. “For safety and good health” and hope to return to the golf course as soon as possible.
“Thank you to all the fans for your support. And I’m looking forward to watching the tournament tomorrow afternoon with all of you,” he added.
CNN’s Jacob Lev contributed to this report.