Photos of Israeli soldiers and Israeli extremists dancing to celebrate the massacre in Gaza have been published on Monday after the Gaza death toll hit 509, most of them being civilians. Israel has continued to pound the embattled coastal enclave, which is home to 1.8 million Palestinians, with devastating air and naval strikes with the ostensible aim of halting rocket fire from Gaza.On Thursday night, Israel expanded its offensive to include ground operations, sending thousands of troops into the densely-populated Palestinian territory.