"The Mueller Report," Special Counsel Robert Mueller's report on Russian interference in the 2016 election and possible obstruction of justice by President Donald Trump, may be the most important political and historical document produced in the 21st century, but it is extremely challenging to read, at nearly 450 single-spaced pages, with almost 2,400 footnotes, sentences, paragraphs and whole pages blacked out, and references to a vast number of...