It is evident that Israel has eyes and ears on the ground in Gaza. Many examples from the latest conflict that prove this. Best example is how does Israel know that a Hamas operative is currently in his office of a second floor of a Gaza high rise?Those who kill with their big mouth , ought to be killed to stop others from being killed....
Spain investigating ex-IMF chief Rato for fraud (Reuters)
from the article: Hamas executes 6 suspected Israel collaborators