Like thousands of immigrants caught up in the federal government’s Operation Midway Blitz last fall, Jose Enrique Ojeda Duarte spent seven months in detention centers before U.S. officials deported him to Caracas, Venezuela, in April. But his story took a different turn when the feds recently made a rare admission of error, leading to a staggering return to the United States last month for the 31-year-old Venezuelan asylum-seeker. The government said a clerical mistake led to Ojeda Duarte being