Joe Biden's walking a diplomatic tightrope as he does his part to ease tensions in the Middle East.\xa0
Israeli and Palestinian officials are trading accusations over who's to blame for a deadly explosion at a Gaza hospital.\xa0
The latest death toll has 471 dead.\xa0
The US President has spoken from Tel Aviv, saying he's outraged and saddened, while urging Israel not to be consumed by rage.\xa0
New Haven University Professor of National Security Matthew Schmidt told Mike Hosking that Biden's trip has achieved something.\xa0
He says it gave a strong signal to groups like Hezbollah and Iran to stay clear as much as possible, which is quite effective.\xa0
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