Palmer’s impact: Grand Slam, endorsements, TV, private jets
CHASKA, Minn. — Jack Nicklaus, Tiger Woods and Jordan Spieth all chased the Grand Slam, golf’s holy grail of winning all four majors in one year. Arnold Palmer is the one who created it. When he turned 50, it was Palmer who brought enthusiasm and credibility in 1980 to a fledgling circuit known then as