Former Vice President Mike Pence on Friday took aim at former President Donald Trump and other potential GOP presidential candidates as he laid out his vision for 2024 to Republican donors. Pence, in remarks at the Republican National Committee’s (RNC) spring donor retreat in Nashville, Tenn., argued that the party could not afford to remain fixated on the past or follow a cult of personality at the expense of policy — a clear swipe at Trump as the former vice president weighs whether to challenge his old boss for the 2024 nomination. “We need leaders with the courage to speak...