Militants infiltrated areas of southern Israel as rocket barrages launched from the Gaza Strip struck the region on Saturday in an attack the Islamist movement Hamas is taking responsibility for. A senior Hamas military commander, Mohammad Deif, announced the start of the operation in which he called on Palestinians everywhere to attack the Israelis. "This is the day of the greatest battle end the last occupation on earth," he said in a broadcast on Hamas media, saying that 5,000 rockets had been launched. In a video message early Saturday morning, Israel Prime Minister Benjamin Netanyahu said, "Citizens of Israel, we...