david parsens, with the christian embassy, jerusalem, says palestinians have a built-in majority fort he calls the flat earth society. >> if they proposed the earth was flat, most nations would vote for it. they're anti-israel, and in a lot of u.n. forms, they're that delegitimize israel and bypass the peace talks. >> reporter: in christian tradition, the church was built over the area of jesus christ's birth. two million tourists investe visited there last year. >> this decision is not going to bring more or less is whether christians, pilgrims in the land, feel safe. and that is a matter of whether the palestinians want to cease terror and violence against israel. >> reporter: the situation could get worse. palestinians have a poor record in taking care of jewish and christian holy sites. experts say the unesco move also sets a precedent for putting other biblical sites under palestinian control. chris mitchell, cbn news, jerusalem. >> wendy: for decades the world's leaders have been trying to bring peace to the middle east without success. now one group of spiritual leaders believ