Former UN Ambassador John Bolton announced today that he will not seek the GOP nomination for president in 2016, effectively leaving the foreign policy hawk’s top super PAC donors to look elsewhere for someone to back. Some have already found their candidate — or maybe more than one — though in many cases we don’t yet know whom they’ve anointed. Sen. Ted Cruz (R-Texas) is the only White House aspirant whose campaign has reported donors at this point. (Mid-July, when the reports will come due, will likely be full of surprises.) Texas oil tycoon T. Boone Pickens seems to have...