That’s been the claim of Israel, but they’re really after Lebanon. If there was ever any doubt, what with the disproportionate number of civilians being killed, this pretty much eliminates any doubt:

Israeli Cabinet Minister Avi Dichter said on Israel radio Saturday that it was unacceptable for Lebanon’s government “to hide behind the claim that a terror organization is operating on their ground and they cannot stop it.” He said Israel holds the government fully accountable for what Hezbollah is doing there and that “Lebanon is paying the full price these days.” [emphasis mine]