Are parents of Michigan school shooter somewhat responsible?

Reuters reports that The parents of a Michigan boy who shot and killed four classmates were sentenced Tuesday after juries convicted them of manslaughter, a rare case of parents being held responsible in a school shooting. Prosecutors say the couple gave their 15 year old son the gun he used in the shooting as a Christmas present. Should they have been prosecuted? That's the subject of today's daily poll. Cast your vote below.