London [UK], April 3 (ANI): The United Kingdom has taken a firm stance following the tragic killing of World Central Kitchen aid workers in Gaza, including three British nationals, summoning the Israeli ambassador to London for a decisive discussion, CNN reported. British Minister for Development and Africa, Andrew Mitchell, summoned the Israel’s ambassador to set out the government’s “unequivocal condemnation of the appalling killing of seven World Central Kitchen aid workers, including three British nationals,” he said in a Foreign Office press release. “I requested a quick and transparent i…