The shaky cease-fire between Israel and Hezbollah was tested Wednesday as the Israeli army fired artillery into a disputed border region in response to what it said was an attack from inside Lebanon. An Israeli soldier was killed in a separate incident, the army said. Lebanese security and military officials said there had been no fire by either Hezbollah or the Lebanese army in the region. The officials spoke on condition of anonymity because they were not authorized to speak with reporters. Full Story