US military commander meets Panama Canal administrator to discuss countering China - Panama's president: No deal to allow US warships to use canal for free - Panama president to speak to Trump amid canal tension - Panama's careful course through the canal crisis sparked by Trump - Why has Trump made the Panama canal a top priority? - podcast - Rubio demands Panama 'reduce China influence' over canal - Rubio warns of U.S. action on canal if Panama does not curb Chinese influence - Former Panama Canal administrator weighs in on Trump's ultimatum - Rubio off to Central America with Panama Canal and immigration top of mind - Rubio tells Panama to end China's influence of canal or face U.S. action