The Shin Bet security service that it has arrested two Palestinian citizens from Halhoul who admitted to throwing a rock that caused a fatal crash near Kiryat Arba on September 23rd. 25-years-old Asher Palmer and his one-year-old son Yonatan were killed after their vehicle flipped over.
The Shin Bet also arrested three Palestinians on suspicion of stealing Palmer's gun after the crash. The investigation was a joint opeation by the Shin Bet, Israel Police and the IDF.
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On Thursday, IDF figures revealed that September was the most violent month in the last year and a half in terms of rock throwing in the West Bank.
There were 498 incidents of rocks being thrown last month - 33 percent more than the monthly average over the past year. This was the highest monthly total since Operation Cast Lead in Gaza in early 2009.
http://www.haaretz.com/news/diplomacy-defense/shin-bet-2-palestinians-admit-throwing-rocks-that-killed-israeli-asher-palmer-and-infant-son-1.388606