Sen. Ted Cruz said Tuesday he opposes granting legal status to the 11 million undocumented immigrants in the United States, significantly hardening his stance on immigration. Cruz has repeatedly sidestepped the question of what to do with undocumented immigrants currently living in the country, asserting that the U.S.-Mexico border must be secured before addressing the issue. A plan for what to do with undocumented people living in the country was conspicuously absent from an immigration proposal Cruz unveiled last month. It is the farthest Cruz has gone on the issue, and the answer came during the Republican debate in an...