Israel targets Khan Younis with airstrikes as Gaza's humanitarian crisis worsens. Examining the federal indictment against Hunter Biden. New York increases security atJewish sites after shots fired outside Albany synagogue. FDA approves first gene therapy for sickle cell disease. Teen gunman in Michigan school shooting sentenced tolife in prison. Biden administration approves $8.2 billion for high-speed rail projects. Woman arrested for trying to set fire to Martin Luther King Jr.'s Atlanta birth home,police say.