CNN — Vice President Kamala Harris vowed to “not be silent” about suffering in Gaza amid the Israel-Hamas war, saying she expressed her “serious concern” to Israeli Prime Minister Benjamin Netanyahu Thursday while telling him it is time to lock down a ceasefire deal. “Israel has a right to defend itself and how it does so matters. What has happened in Gaza over the past nine months is devastating,” Harris, the presumptive Democratic presidential nominee, told reporters in remarks after her meeting with Netanyahu in Washington. “The images of dead children and desperate hungry people fleeing for safety, sometimes displaced...