We've got eight weeks until Boston's preliminary mayoral election, which will winnow the candidates from 12 to two.

This week, WGBH News introduces our web series 'The Scrum'. It's a weekly webcast featuring WGBH News reporter Adam Reilly and WGBH contributors Peter Kadzis and David Bernstein, who will give you cliff notes state of the Boston mayoral race.

http://www.youtube.com/watch?v=MTFL8Q8FLjA