The Memo: Houston killing reignites controversy over Trump’s ICE enforcement

The killing of a man in Houston at the hands of an Immigration and Customs Enforcement (ICE) agent has reignited the controversy over President Trump’s hardline policies, which critics contend are gratuitously aggressive and open the door to abuses.

Lorenzo Salgado Araujo, an unauthorized migrant from Mexico and a father of three U.S. citizens, was...