By Luc Cohen and Jody Godoy NEW YORK (Reuters) – Several FTX employees have turned to law firm Covington & Burling to help them deal with questions from U.S. authorities investigating the collapse of the cryptocurrency exchange and actions by its founder Sam Bankman-Fried, three people familiar with the matter told Reuters. Arlo Devlin-Brown, a New York-based Covington partner and former Manhattan federal prosecutor, is acting as so-called pool counsel representing current FTX employees as individuals being asked to share information with prosecutors and regulators, said the people, who spoke …