The Memo: GOP 2024 battle isn’t just a Trump-DeSantis race

Sen. Tim Scott (R-S.C.) has taken a big step toward entering the race for the White House — and that’s sharpening questions about how many people have a viable shot at being the GOP nominee in 2024.

Scott revealed Wednesday that he is launching an exploratory committee. Though he stopped short of an outright declaration of candidacy, such a decision looks to be only a matter of time.

His announcement was accompanied by a short, campaign-style video and a slogan,...