Slain pregnant teacher shot in back of head

Laura Wallen had been missing for over a week when her body was found Wednesday.
0:34 | 09/15/17

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Transcript for Slain pregnant teacher shot in back of head
The pregnant Maryland teacher who was found in a shallow grave apparently died after being shot new details from an autopsy overnight show that Laura wall and suffered a gunshot wound to the head. Wall into boyfriend is under arrest in the case police say they suspect of Tyler test here is involvement. Early on in the case so they set up this news conference with wall aunt's family. They wanted to see if he spoke and how he would react. Test your tearfully pleaded for wall and safe return during that news conference all the while hold the victim's. Mothers. Hands.

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