In a remarkable move that has stunned the legal profession, the Department of Homeland Security is systematically dismissing pending deportation cases against illegal aliens, even when the offenders have been previously convicted of crimes in the U.S. The government agency charged with keeping America safe quietly began dropping cases against deportable illegal immigrants about a month ago, according to a story in Texas’s largest newspaper. The effort began in Houston and has baffled local immigration attorneys who say the government dismissed their clients’ deportation even when expulsion was virtually guaranteed. “It was absolutely fantastic,” said one lawyer who had three...