LIVE MARATHON: 7AM on WBZ-TV; 9AM on WBZ Radio; Race, Finish Line & Heartbreak on CBSBoston.com
Live Blog | Mile By Mile Guide | Road Closures | Best Spectator Spots | Forecast | All Marathon Coverage

Shark Tagging Team Tracking Great White Off Coast Of Chatham

Wednesday morning, a shark tagging team spotted a 12-to-14 foot Great White female shark off the coast of Chatham. Christina Hager reports