Potential Republican presidential contender , Marco Rubio tours Asian nations . `` It 's understandable . His proximity to the region helps boost his foreign policy credentials . Rubio emphasizes the importance of America 's economic and military interests in Asia .
Potential Republican presidential contender , Marco Rubio tours Asian nations . His proximity to the region helps boost his foreign policy credentials . Rubio emphasizes the importance of America 's economic and military interests in Asia .