The US Treasury on Friday announced sanctions against a Venezuelan cartel group which it claims is led by President Nicolas Maduro.

But one of those men is an American-Venezuelan dual citizen who was convicted of murdering three people in Spain in 2016, according to Venezuelan court records and statements from officials in Madrid.

Multiple sources said the exchange involved between 230 and 250 Venezuelan detainees held in El Salvador. and approximately 80 political prisoners and nine or 10 U.S. citizens or legal residents imprisoned in Venezuela.

The Venezuelans being repatriated had originally been deported by the US under the Trump administration to El Salvador earlier this year, under the 1798 Alien Enemies Act, which gives a US president power to detain and deport natives or citizens of "enemy" nations without usual processes.

The Trump administration announced Friday it helped facilitate a prisoner swap, securing the release of 10 U.S. citizens held in Venezuela in exchange for the return of more than 250 Venezuelan

A team of talented teenage baseball players from Venezuela swept through a qualifying tournament last month, but can't take part in the Senior League World Series after being denied entry to the US

The United States Treasury on Friday announced sanctions against a Venezuelan group which it claims is led by President Nicolas Maduro, alleging it backs leading drug cartels.