By Associated Press - Thursday, May 8, 2014

BOSTON (AP) - The prosecution of a South Boston man charged with killing a beloved neighborhood grandmother is being hindered because his twin brother is refusing to submit a DNA sample to prosecutors.

Timothy Kostka (KOSS’-kuh) has pleaded not guilty to charges including murder in the April 2012 slaying of 67-year-old Barbara Coyne.

Prosecutors need a DNA sample from his fraternal twin, Christopher Kostka, to remove reasonable doubt from the case and rule him out as a suspect.



The Boston Herald (https://bit.ly/1iv3Wia) reports that Christopher Kostka has refused to submit a DNA sample despite a court order to do so.

Christopher Kostka’s attorney says his client’s DNA is irrelevant to his brother’s trial and seeking it is in violation of his constitutional rights.

A court is scheduled to hear his appeal Friday.

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Information from: Boston Herald, https://www.bostonherald.com

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