Paul Casey Explodes with 63 at Omega European Masters, Leads Leaderboard and Vows to Donate All Prize Money to Fire Victims

core: Paul Casey scored a 63 to lead at Omega European Masters and vowed to donate all prize money to fire victims.
key_facts: 7-under par round with 8 birdies; 49-year-old former OWGR No.3 and LIV defector; Lives in Switzerland as home week; 5.5 years winless on DP World Tour; Charity for Crans-Montana fire victims (41 dead); Final round on Sunday on Sky Sports Golf
source: Based on DP World Tour reports and analysis from the event coverage
qa: question: What was Paul Casey's score in the round?, answer: 63, which is 7 under par.; question: What is the charity Paul Casey is involved in?, answer: He vowed to donate all prize money to victims of the Crans-Montana fire.; question: Where is the Omega European Masters held?, answer: At Crans-sur-Sierre Golf Club in Switzerland.