That increasingly crowded Republican primary field is looking eerily familiar

Then there were four. Wait, five. OK, six. The number of Republican politicians who have formally declared their candidacy to take on former President Donald Trump in 2024 has been growing almost by the day. That’s a problem. Trump’s notable in-party opponents — that is, the ones who hold or have held significant elective office — include Florida Gov. Ron DeSantis, former Vice President Mike Pence, U.S. Sen. Tim Scott of South Carolina, former U.N. Ambassador Nikki Haley, former Arkansas Gov. Asa Hutchinson and former New Jersey Gov. Chris Christi. What’s wrong with this picture? It’s too big....