The introduction of the Qassam rocket took Israeli politicians and military experts by surprise,[REF] and reactions have been mixed [REF].
Ibrahim Khreisheh, Palestinian envoy to the United Nations Human Rights Council (UNHRC), on July 9, 2014 states in an PA TV interview translated by MEMRI, that indiscriminate Hamas rockets from densely populated residential areas are "crimes against humanity", while Israeli strikes are legal response to that [REF].