APRIL 20: Boston Marathon Live on CBSBoston.com, WBZ-TV and WBZ NewsRadio 1030 | Coverage Details
Live Blog | Mile By Mile Guide | Road Closures | Best Spectator Spots | Forecast | All Marathon Coverage

New Hampshire Dentist Suspended

State officials says Dr. Nicholas Marshall's dental practice poses an "imminent threat to the life, safety and/or health of his patients." WBZ-TV's Michael Rosenfield reports.