(Democratic presidential candidate Beto O’Rourke) is once again taking aim at Benjamin Netanyahu, going so far as to label the conservative Israeli leader a “racist” who’s an obstacle to Mideast peace. Asked about the peace process while campaigning in Iowa City, Iowa, the former three-term congressman from Texas said that “the U.S.-Israel relationship is one of the most important relationships we have on the planet."But targeting Netanyahu, O’Rourke argued that if the U.S.-Israeli relation is to be successful going forward, “it must be able to transcend a prime minister who is racist as he warns of Arabs coming to the...