NEW YORK — Sure, it’s a family story they can chuckle about NOW. But Lisa Highfill wasn’t laughing that December day almost 20 years ago. She had just parked the car in the garage when her then-8-year-old son let loose with something he had found out while at school. [time-brightcove not-tgx=”true”] “My son looks at me, he goes, ‘There’s no Santa.