2. President Trump’s move to allow Attorney General William Barr to declassify intelligence from the Russia inquiry may prompt a new clash between the Justice Department and the C.I.A.

The order effectively strips the agency of its most critical power: choosing which secrets it shares and which ones remain hidden. It also raises the specter that intelligence officials will be questioned about their sources and their intent.

Here’s what we know about the origins of the Russia investigation.

The president is off to Japan for a state visit. Prime Minister Shinzo Abe has planned an agenda dripping in a level of ceremony that money can’t buy, including a sumo wrestling tournament where Mr. Trump will present a trophy to the winner.

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