The White House said Wednesday it wanted “answers” from Israeli authorities after the discovery of mass graves at two Gaza hospitals destroyed in Israeli sieges. Gaza’s Civil Defense agency said the day prior that health workers uncovered nearly 340 bodies of people killed and buried by Israeli forces at the Nasser hospital in Khan Younis. Around 30 bodies were reported found buried in two graves in the Al-Shifa hospital courtyard in Gaza City. “We want answers,” National Security Advisor Jake Sullivan told reporters. “We want to see this thoroughly and transparently investigated.” The discove…