Obama knew nothing. The embattled former IRS Commissioner Douglas Shulman visited the White House more - far more - than the most-trusted Cabinet members Eric Holder and Kathleen Sibelius.
Obama knew nothing. Daily Caller
I am now reading:The man who knew too much by G K Chesterton - a different kind of detective.
Autobiography of Mark Twain by Mark Twain aka Samuel Clemens. First volume. It's not structured, jumps from 40 years ago to yesterday. Very interesting
Trespassing on Einstein's lawn by Amanda Gefter - Journalist who was not at all a scientist took on the big questions. And became a first-class science journalist. Stalled right now.