TNS Miami Herald/TNS/Sipa USA In a ... to “cut off the oxygen” to the Cuban government. But these moves may well worsen a humanitarian crisis. And history tells us what usually comes next.

Your silence has caused fear and real harm to many in our community, in your districts,” wrote billionaire businessman Mike Fernández.

So much for the hope that having the Miami-born son of Cuban exiles in the president’s Cabinet would make a big difference for those migrants. As the Herald reported in January, Salazar ...