A Broadway theater producer is the latest New Yorker to be caught on film brazenly tearing down fliers of civilians in Israel kidnapped by Hamas terrorists, The Post has learned. In a video shared online by neighborhood blog I Love the Upper West Side, James L. Simon, who co-produced the 2022 Broadway revival of Arthur Miller’s “Death of a Salesman,” is seen at West 62nd Street and Broadway using scissors to remove a poster featuring one of the roughly 200 hostages taken by Hamas during its Oct. 7 surprise attack on Israel. The stone-faced Simon then crumpled up the flier,...