"A drop in the bucket"

Yesterday, Arutz Sheva interviewed Israel Radio correspondent Nissim Keinan regarding the IDF's successful operation in Beit Hanoun this past week (although the Kassams continue to fall, the IDF has apparently pushed the launchers back). Keinan says it's only a drop in the bucket of what needs to be done: Speaking with Arutz-7's Hebrew newsmagazine on Monday, Keinan said, "Yes, it was a