I heard someone on the radio from an organization called www.theird.org (Institute for Religion and Democracy) saying that there is a strong movement within and supported by the PCUSA to support Palestine and criticize Israel.
In other words,to walk in lock step with the UN which isn't far from being in lock step with the god of this world.
Jesus' sheep hear His voice and sooner or later ALL that are His will "come out from among them"