The post comes a few days after the former president called the death of Alex Pretti by federal agents "a wake-up call to every American." Former President Barack Obama sounded a warning on Wednesday that “the tactics being deployed by federal agents in Minnesota” represent an even bigger threat to “the basic freedoms of every American.” In a message posted on social media, the former president noted that “more and more Americans are voicing their outrage” at the aggressive deportation campaign