Selena Crosscroft is smart, driven and clearly devoted to her boyfriend, Roger Hammond.

But can she vouch for his whereabouts at the time his ex-wife was murdered?

Selena Crosscroft is smart, driven and clearly devoted to her boyfriend

Examine the evidence, and share your theories in the forums and the comments.

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Crime Science: Blood Detection

$25 $20

Learn how luminol works to find blood, and conduct your own tests.

Includes:

  • luminol experiment kit
  • 4-oz training luminol
  • 1-oz synthetic blood

Free shipping
for orders over $60

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