Maduro's legitimacy as president has been called into question in recent weeks.
Joel Arrona-Lara was stopped at a San Bernardino gas station en route to a local hospital.
The Fox News host tells a Univision anchor that tacos are an American food, and "you're not going to appropriate my culture."
Univision's Jorge Ramos gets into it with Fox News host.
Ilia Calderón is stepping up to the big chair at Univision.
"It's time for me to practice what I preach," she told viewers during the newscast.
It's all part of the Univision anchor's new English-language show.
The Spanish-language media company plans to merge news sites Fusion and The Root into Gizmodo Media Group.
She became the first presidential candidate to appear on the long-running show.