Expert: Blood Put on Empty Sock Stain Was Pressed, Not Spattered, Simpson Defense Witness Says

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Blood on a sock found in O.J. Simpson's bedroom was not spattered but was applied through "direct compression," a forensics expert testified Thursday.

Herbert MacDonell told jurors that the blood had seeped through the sock at the ankle to the opposite side, indicating that no foot was inside when the stain was deposited. The stain measures 1 inch by 1 1/2 inches.

"The ankle stain was very large," MacDonell said. "It was not spattered. . . . I concluded it was from compression movement."

Asked to explain, he said the blood was not smeared but was consistent with someone having blood on his or her finger and touching the fabric.

The prosecution has alleged that Nicole Brown Simpson's blood splashed onto her former husband's socks, perhaps as he slashed her and her friend Ronald Goldman to death. Simpson's defense says the socks were bloodied and planted to incriminate him.

Nicole Simpson and Goldman were slain outside her condominium on June 12, 1994. The next day, police collected the pair of dark socks they said had been found on a rug at the foot of Simpson's bed. One officer testified last week that the socks seemed "out of place" in the neatly kept bedroom.

Prosecution witnesses have said that they at first did not notice blood on the socks but that microscopic analysis revealed it later.

Peter Neufeld, a defense attorney, showed jurors microscopic photographs of the sock fabric that MacDonell said had "small red balls that appeared to be a dried liquid on the inside. …