Less than two years after announcing their intention to give away a vast fortune together, billionaire philanthropist MacKenzie Scott and her husband, Dan Jewett, a former science teacher, are parting ways. Scott filed a petition for divorce in the King County Superior Court in Washington state Monday, according to a copy of the filing. The breakup punctuates an eventful period for Scott, who in less than four years got divorced from her longtime husband, Amazon founder Jeff Bezos, gave away ...