Following a week of exploding pagers and airstrikes, Israel's army claims it killed a senior Hezbollah commander, who was linked to an attack in the 80’s against American marines. Meanwhile, Lebanon's health ministry says the attacks killed 12 people and injured 66. With the situation in the region escalating, an expert says that the threshold for war is changing. Nathaniel Dove looks at how close the parties can come before that dire scenario erupts.