Police Arrest Boyfriend For Pregnant Teacher S Murder

Laura Wallen's remains were found in a shallow grave in Damascus, Maryland.

Mike Hellgren reports.

Montgomery County

The

Ava-joye Burnett and George Solis report.

Tyler Tessier was indicted by a grand jury on Thursday for the

Amy Yensi reports.

Mike Hellgren and Mike Schuh report.

The

A Howard County

Mike Hellgren reports.

Boyfriend arrested

Police

Details of an ever-changing story are emerging in the

The

Mike Hellgren and Mike Schuh report.

Before her disappearance and

Ava-joye Burnett reports.

NBC Nightly News With Lester Holt.

Tyler Tessier was