President Trump has outsourced much of his diplomacy to others, while Mr. Rubio focuses on his second job as national security adviser.

A top Nashville musician, he played on Bob Dylan’s “I Want You,” Roy Orbison’s “Oh, Pretty Woman” and Dolly Parton’s “Jolene.”

The issue had been hanging over the former Venezuelan leader’s federal criminal case for weeks. Last month, a judge indicated that he was skeptical of the U.S. government’s rationale for blocking the funds.