The hashtag #PenceFence made the rounds on Twitter as female journalists said they were made to stand behind their male colleagues at the vice president's visit to the holy site in Jerusalem.
Trump is the first sitting U.S. president to visit the Old City of Jerusalem, seized by Israel in the Six-Day War a half-century ago. President Trump visited Christian and Jewish religious sites.
Israel has made a deal to create an area at Judaism's holiest site where women and men can pray together. But some say creating a government-supported egalitarian prayer space undermines unity.