Dateline
Who would have the desire to kill a lady in rural iowa. >> the sheriff called for help. >> got multiple phone calls from my wife. >> special agent mark ludwig works for the department of criminal investigation. this was his first case in pleasant hill, about an hour from des moines. >> so i get her to the dragonfly. multiple vehicles in the driveway. line forsman is on the scene. the families kind of gathered around the tree. >> though any of the officers tell you that the husband, that's the same. >> i see the sheriff and it's apparent to me that these are family members, and i don't know nam...
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