it is 3:00 a.m. in tel aviv. for hours we have been seeing and hearing signs that israel s campaign against hamas in gaza is in a new phase. strikes. people in gaza telling cnn that strikes now the most intense they have seen so far. in addition to this air and artillery bombardment that appears to be growing in tempo, israeli troops today launched what they are calling an expanded operation into gaza. an idf spokesman, rear admiral daniel ha garry says, quote, the military is expanding their ground operations. he dismissed reports of a possible deal to free more hostages and said that gaza s largest hospital, al shifa, was the site of a hamas command and control center. he offered everyday, cell phone intercept reported to be between two gazans discussing the site. admiral hangar ri also had a warning. quote, when medical facilities are used for terror purposes, they re liable to use their protection from attack in accordance with international law. meantime, at another hosp