Sex And The City actress Cynthia Nixon is among activists who have begun a hunger strike to demand US President Joe Biden calls for a permanent ceasefire in the Israel-Hamas war. Politicians from five US states are also taking part in the action that began on Monday. Nixon, who formerly ran for mayor of New York City, told a crowd outside the White House her two children are Jewish and their grandparents are Holocaust survivors. Follow latest on conflict: 'Clashes' outside prison as detainees released She said: "I have been asked by my son to use any voice I have...