On July 2, Oklahoma announced a plan to execute 25 inmates over the next 29 months. The first is scheduled for Aug. 25, with subsequent executions every 4 weeks. If Oklahoma sticks to this schedule, more than 1/2 of the inmates currently on its death row will be dead by the end of 2024. The state’s planned execution spree is unprecedented in its history, but it rivals similar ones in states like Texas and Arkansas, and in the federal death penalty under former President Trump. Turning on the spigot after a long period with no or few executions is a familiar pattern in America’s death penalty system. But in the rush to execute, whether in Oklahoma or elsewhere, errors inevitably will be made, and injustices tolerated rather than addressed. In fact, all of the glaring errors in the American death penalty system will be horribly on view if these executions go forward — punishment of those who are disabled or mentally ill, botched executions, proceedings where legal counsel has been inadeq...