backed opposition fail to achieve regime change in caracas our senior correspondent mark gauthier examines washington's tactics. u.s. military has returned to guyana after many years on a joint military exercise slash humanitarian mission there's nothing quite like a humanitarian mission led by guys who specialize in bombing things it's like having a drug rehab center run by drug lords but small details the important thing is that guy anna is important guy on a sits in a strategic location on the north edge of south america and on the caribbean and the look what a coincidence borders very i mean what are the chances of that the same venezuela that has us bases all around it here here here here brazil is in that it's open to hosting a u.s. military base a mile then israel is like the center of a dual none of us bases same venezuela that the us has threatened repeatedly where it is trying to spark regime change and which it is encircled with guns just in case trump decides to pull the trigger it's over even though frankly it could be toppled very quickly by the military or the military to do