Chicago-area Asians were arrested in Midway Blitz. They kept quiet about it, for a while.

There’s a common phrase in Urdu that Rabia Amin hates: “Log kya kahenge.” The 27-year-old law clerk said it translates to “What will people say?” When Amin’s father was picked up by federal immigration agents last September and detained for more than three months, it was a concern about “log kya k...