Weapons Advances Aided Hezbollah's Rise

Hezbollah's arsenal is reportedly quite strong, with Russian Katyusha rockets that, although capable of traveling 30 to 40 miles, are not highly precise. A few longer-range missiles acquired from Iran also are not precision weaponry.

One measure of Hezbollah's growing strength in recent years has been distance: How deep into Israeli territory can Hezbollah strike with its missiles? And with how much force and accuracy? Robert Siegel talks with Mark Perry, American director of the British group Conflicts Forum.