The vacuous claims of racism behind liberal lines are once again reaching a fevered pitch. The gaudy attacks on racial profiling, even in the wake of the September 11, 2001 attacks, are now the dernier cri of those who fashion themselves race warriors. Fortunately, there are those within the conservative mold who answer effectively. Manhattan Institute Scholar Heather Mac Donald, whose new book, Are Cops Racist, throws aside those on the anti-profiling bandwagon. At once a brilliant book much needed by those who understand how difficult the job of law enforcement can be, as well as a good book for...