Ever since his forced resignation in disgrace, Dan Rather has continued on a downward spiral. His career, such as it is, has been kept alive by appearances on the Rachel Maddow show on MSNBC, where he takes potshots at his former employer and President Donald Trump. It is a sad spectacle.Rather has now suffered another major embarrassment. The former anchorman of the CBS Evening News has been accused by a website devoted to exposing military corruption of falsely claiming to have been a member of the U.S. Marine Corps.The editor-in-chief of the website www.MilitaryCorruption.com, retired U.S. Army Major Glenn MacDonald,...