I was glad to hear that former New Jersey Gov. Chris Christie has heededthe words sung by Kenny Rodgers in “The Gambler”): “You’ve got to know when to hold’ em, know when to fold them, know when to walk away and know when to run.” Christie has just suspended his campaign in the Republican Party’s presidential primaries. The last Republican to win a statewide race for a federal office in New Jersey wasthe late U.S. Sen. Clifford Case, in 1972. It is a forgone conclusion that, if he runs, current U.S. Sen. Bob Menendez will lose the Democratic Party’s 2024 primary to serve another term, as a res…