In testimony, Rogahn said a curved stain on Dave Laut's right cheek was a 'projected pattern' caused by blood he possibly had exhaled.

The proof, prosecutors maintain, is in her blood patterns found on David Camm's gym shoes. Englert told jurors that blood on the outside of Camm's left shoe is a projected stain, a continuation of one ...

Camm’s case is only one of many that have come under fire for their heavy reliance on bloodstain pattern analysis, a subfield of forensic science criticized in a report released by the National ...

Blood-Stain Evidence Challenged. By STEVE CHAWKINS . Oct. 10, 2001 12 AM PT . ... MacDonell said the staining pattern was “more consistent with a beating” than with a shooting.

Analyzing blood patterns isn't difficult, said Rex Plant, instructor for the course. It's just a matter of knowing basic rules of physics and trigonometry and applying them to the pattern made by ...

Castellanos-Rosales, 41, of Sioux City, has pleaded not guilty of first-degree murder for the April 25, 2023, stabbing death of Jordan Beardshear, 23, in her apartment at The Wellington at ...

Tue, 24 Mar 2015 20:50:00 GMT — First person called to the stand Tuesday morning was forensic scientist, Karen Green. Green is an expert in blood stain pattern analysis. This means that Green ...

The blood-stained papers were then photographed and analyzed as per normal procedures. We found that microgravity does indeed change the behavior of the blood drops and the stains they create.

The pattern of a stain can confirm an alibi or be a catalyst for a confession. Blood spatter expert Sergeant Melissa Bell believes she gives a voice to victims of crime. Credit: File ...

Blood-stain pattern analysis has previously been in the spotlight due to its potentially biased nature. In a case highlighted by Netflix's "The Staircase," blood-splatter analyst Duane Deaver, who was ...

Blood stain pattern analysis is often useful in establishing and reconstructing the sequence of events or mechanisms that caused blood flow. It is important to remember, ...

David Camm lost 13 years of his life to eight drops of blood. In 2000, the Indiana state trooper was charged with murder after finding his wife and two children shot to death in their home. During ...