Two Russian air force planes landed at Venezuela’s main airport on Saturday carrying a Russian defense official and nearly 100 troops, according to media reports, amid strengthening ties between Caracas and Moscow.  A flight-tracking website showed that two planes left from a Russian military airport bound for Caracas on Friday, and another flight-tracking site showed that one plane left Caracas on Sunday. That comes three months after the two nations held military exercises on Venezuelan soil that President Nicolas Maduro called a sign of strengthening relations, but which Washington criticized as Russian encroachment in the region. Reporter Javier Mayorca wrote on Twitter on Saturday that the first plane carried Vasily Tonkoshkurov, chief of staff of the ground forces, adding the second was a cargo plane […]