Posters of Hamas hostages have been defaced across Harvard University — with images showing sick graffiti referencing pedophile Jeffrey Epstein and blaming Israel for the Sept. 11 terror attacks. Even a poster of the youngest hostage, Kfir Bibas, who turned 1 last week, was tagged with a vile message reading, “Head still on.” “The night before Harvard begins a new semester, every single Jewish hostage poster on campus has been defaced with vile anti-Semitism,” Harvard Divinity School student Alexander “Shabbos” Kestenbaum posted on X. “Jews are neither safe nor welcomed at Harvard,” he claimed The message on the poster for...