Target, Best Buy, 3M and General Mills and other huge firms’ top bosses finally broke their silence in a not-so-strongly worded letter about ICE. Experts say they missed the mark. CEOs of Minnesota’s biggest companies signed a public letter calling for “immediate de-escalation of tensions” after weeks of silence following Immigration and Customs Enforcement (ICE) descending upon the state, which has led to civilian deaths, abductions, economic stand-stills and a profound disruption of daily life.