He served under Nixon, Ford, Reagan and Clinton before becoming a top editor and a familiar TV pundit. “Centrism doesn’t mean splitting the difference,” he said.

A federal judge temporarily halted the administration from making indiscriminate arrests based on race and denying detainees access to lawyers, in a lawsuit that could have national repercussions.

A focus on the fuel switches in a preliminary assessment raised questions about the pilots’ actions, but much is still unknown about Flight 171.