Nethanyahu was not in power when Shalit was kidnapped but he inherited the problem. Where is the same pressure on Hamas ? They don't care. They have shown this over and over again. A decision has to be made that Shalit will be exchanged for whatever Hamas wants and after that any kidnapped soldier is on his own. You cannot have it both ways.
47 killed in clashes between ISIS, Syrian rebels near Turkey border, monitor says (Reuters)
from the article: Shalit family to PM: Your refusal to free Gilad signs his death sentence