NEW YORK -- Walter Mosley is receiving an honorary National Book Award, cited for dozens of books which range from science fiction and erotica to the acclaimed mystery series that has followed the life of Los Angeles private detective Ezekiel “Easy” Rawlins.The 68-year-old Mosley, whose works include the novels “Devil In a Blue Dress” and "Down the River Unto the Sea" and the nonfiction “Twelve Steps Toward Political Revelation,” has won the Medal for Distinguished Contribution to American