1. Resources that are being poured into defensive matters. Israel has bunkers and warning systems. Hamas has not spent its $ that way. They prefer the propoganda "benefits" of dead "martyrs. 2. Better weaponry that Israel has. 3. Given the above, the stupidity and delusional belief of Pal terrorists who take orders from superiors who lounge very comfortably praising those that sacrifice their lives for less than nothing. .
15 police officers killed in Colombia helicopter crash (Reuters)