The Venezuelan army swore in 5,600 soldiers on Saturday, as the United States cranks up military pressure on the oil-producing country.President Nicolas Maduro has called for stepped-up military recruitment after the United States deployed a fleet of warships and the world's largest aircraft carrier to the Caribbean under the pretext of combating drug trafficking.American forces have carried out deadly strikes on more than 20 vessels, killing at least 87.Washington has accused Maduro of leading the alleged