April 2007 on Dateline

April 29

• The Man Behind the Mask (Jane Doe No More)

April 28

• While You Were Sleeping (Saginaw murder)
  *repeat

April 24

• The Great Pretender

April 22

• Lady in the Lake
  *repeat on Florence Unger
• Murder by the sea (Eric Volz's fight for justice)

April 17

• Massacre at Virginia TechA father's grief
  Memorials
  

April 16

• Massacre at Virginia Tech

April 15

• What happened inside NBC News?
• After Imus, don't bet on change    
• Testing for racial bias: Story     
• The Deadly Case of Mr. Hyde

April 10

• 'To Catch a Car Thief'

April 8

• Web of deceit: Adoption scam
  *Repeat
• A Deadly Mission: Diane Zamora speaks out

April 7

• What Lies Beneath (Missing boaters Lana Stempien and Chuck Rutherford)

April 3

• To Catch an ID Thief

April 1

• Body of Evidence
  *Repeat
• Thief of Hearts (Mortage fraud/by the book)