If he is G-d forbid killed in a rescue attempt, Israel should immediately execute the 1000 prisoners Hamas wants. I would bet that would bring Hamas to their senses, and not allow harm to Shalit. It is the only language terrorists understand.
Sunni Arab nations are 'Israel's allies,' says Israeli Foreign Ministry director general (JTA)
from the article: Netanyahu urges international community to work to free Gilad Shalit