A JetBlue pilot reported a near midair collision with a U.S. military air refueler over Curaçao. The military aircraft, with its transponder off, entered the JetBlue plane's flight path at the same altitude.

The pilot of a JetBlue flight reported on Friday that he narrowly avoided colliding with a U.S. military aircraft over the Caribbean after an Air Force refueling tanker passed in front of the commerci...