Despite a long record of intelligence warnings, there is no evidence that Washington has ever moved with urgency to cut off Pyongyang’s access to a rocket fuel.
Technology, building codes, weather forecasts and a more sophisticated understanding of mass evacuation helped keep the death toll low, experts say.
Mr. Khosrowshahi has many tasks ahead of him, including repairing Uber’s internal culture and preparing the company for a self-driving future.
With record floodwaters, the Houston region now looks like an inland sea dotted by islands, and officials fear the worst is yet to come.
Read about how the other side thinks about the President’s news conference, Confederate monuments, and responding to the violence of hate groups.
With an eye to the next elections, the former aides want to find and register disaffected rural and working-class Americans to vote.
A recent sequence of disappointments and blunders has rattled the president’s volatile governing coalition and threatens the G.O.P.’s policy agenda.