Retired Delta Force member reveals the biggest challenge in capturing Venezuela's Nicolás Maduro wasn't the target — it was addressing the country's air defenses.

President Donald Trump said no personnel were killed in the attack on Venezuela, dubbed “Operation Absolute Resolve.”

Donald Trump and leaders in his orbit spent the rest of the weekend throwing out names of new countries that the United States could go after next — Mexico, Cuba and even Greenland were tossed around.

The U.S. operation to capture Venezuelan leader Nicolas Maduro was carried out by the Army’s elite Delta Force and the 160th Special Operations Aviation Regiment, known as the Night Stalkers, according to current and former officials.

Retired Delta Force member John McPhee joins 'Fox & Friends Weekend' to discuss went into Nicolás Maduro's capture with Operation Absolute Resolve and what he could consider the most difficult part of the mission.

U.S. Army Delta Force troops had captured Maduro and his wife, Cilia, from their Caracas home late Friday night.