From The Jerusalem Post: (link requires free registration):
The IDF arrested four members of an Islamic Jihad terror cell from the West Bank town of Jenin on Tuesday, thereby thwarting another terrorist attack on the day a suicide bomber killed 20 people and wounded over 100 in Jerusalem.According to security report released Thursday, the terrorists were on their way to carry out a suicide bombing in Haifa. An IDF unit arrested the bomber, 26-year-old Omar Utman; his driver Ashraf Halil, and Muhammad Thana, who was in a leading car and was meant to clear the way for the car carrying the suicide bomber.
During their interrogation by the Shin Bet the terrorists gave up their commander and planner of the strike, Bashar Shuhana. Shuahana was released from an Israeli prison in March this year. He was serving a two-year sentence.
The terrorists also led the interrogators to the suicide bomber's explosives belt, which weighed 10kg. Army sappers detonated t device in a controlled explosion.