A 16-year pause in federal executions taught the president and the attorney general nothing. Late last week, Attorney General William Barr announced that the federal government, after a hiatus of more than a decade and a half, will start executing prisoners again in December. In the 16 years since the last federal execution, those sitting on the federal death row, even those who had exhausted their appeals, remained imprisoned in the unit for the condemned. Still, under both George W. Bush and Barack Obama, the federal government sought, and sometimes got, new death sentences—even in states where lawmakers have rejected capital punishment. Barr’s abrupt decision to resume federal executions looks like one more stunt to distract Americans from the misdeeds of his boss, President Donald Trump. But it’s also a statement about the persistence of the death penalty itself, despite everything wrong with it—its cost, its failure to deter crime, the long list of death-row inmates who