An Israeli undercover unit killed a Palestinian activist from the Al-Aqsa Martyrs Brigades in the northern West Bank city of Jenin, Palestinian security and medical sources said. Asaad Salah Khaliliyeh, 32, was shot dead in front of the Jenin municipality by plainclothed Israeli security forces traveling in a civilian vehicle, the sources said, according to AFP. The Palestinian was taken to hospital where he was declared dead. Khaliliyeh was also a member of the Palestinian police services. The head of the Al-Aqsa group in Jenin, Zaqaria Zubeidi, confirmed Khaliliyeh had been killed and promised bloody revenge. "Al-Aqsa Martyrs Brigades will...