The Israeli military (searchapologized for the killing of a Palestinian university lecturer during an army raid in the West Bank (searchvillage of Talouza last week.

During the April 23 raid, soldiers backed by helicopter gunships came to arrest wanted Hamas militants who opened fire on them, the army said. Troops returned fire, and Yasser Abu Leimun (search), a 28-year-old bystander, was killed.

The army said in a statement Thursday it had investigated the incident and determined that Abu Leimun was an innocent man, "not involved in terrorist activity."

"The (Israeli Defense Force) regrets Abu Leimun's death, and after reviewing the incident, will draw the necessary professional conclusions, in order to prevent the repetition of this type of event," the statement said.

Palestinian witnesses said Abu Leimun was on his way to check on his olive grove when he found himself in the middle of the battle.