This is the yearbook photo. Were told he was just 22 years old. Anderson . I want to begin this hour with Cnn International diplomatic editor nic robertson. Reporter the idf, anderson, has been talking about stepping up their air strikes and their artillery strikes on gaza ahead of a potential ground incursion. And late sunday, past few hours here into the early hours now, Monday Morning, we have been seeing perhaps some of the heaviest rounds ofg reverberati. But when it comes to those troops on the border, waiting for that incursion, theyre still not clear when its going to happen. Bristling with battleready troops, farmers fields north of gaza churn with the controlled fury of a nation readying for an incursion to strike hamas. Yet, they are waiting with no explanation why. It feels like the early rush for Battle Readiness has passed. The troops are deployed, standing by. The question is, how long can they be kept out here. According to former idf general, as long as as is needed. T