The father-son billionaires behind online used-car seller Carvana saw their fortunes soar $5B in a day as the company projects record profits

Ernest Garcia III is the CEO of Carvana. Brendan McDermid/Reuters Ernie Garcia II and Ernest Garcia III, the father-son team behind online used-vehicle sales platform Carvana, saw $5 billion added to their net worths on Tuesday as the company...