Trump and his allies plan to use Barr’s summary of Mueller report as a cudgel against critics

President Trump and his allies signaled Monday that they intend to use the broad conclusions of special counsel Robert S. Mueller III’s investigation — which found no criminal conspiracy with Russia to influence the 2016 election — to forcefully attack perceived opponents they say unfairly accused the president of wrongdoing.

The targets are diffuse, ranging from specific Democratic lawmakers to the media more generally. White House counselor Kellyanne Conway called on House Intelligence Committee Chairman Adam B. Schiff (D-Calif.) to resign immediately, and House Minority Leader Kevin McCarthy (R-Calif.) urged...