visit, comes after trump threatened to take control of the panama canal, a latin america editor, lucy, and newman reports from taura point in panama. use secretary of state marco rubio has made panama his 1st destination on his 1st overseas trip. the washington central issue is china and the fear that it could control the u. s. built panama canal. secondly, the rubio says it's no joke. just retired general richardson such a little over the canal, looked down and saw those chinese port facilities and said those look like dual use facilities that in the moment of conflict could be weaponized against the chinese workers. first came to panama in the mid 18 hundreds, but their numbers and influence have expanded greatly in the last 3 decades, especially since panama cut ties with taiwan and recognized china 8 years ago. the pick a model was former military strong man, manuel unplug, you know, did as chief intelligence officer until they were both arrested during the us military invasion in 1989 to date demarco. the leads the us is right and have concerns that we are very familiar and see how many thou