Who is Colombia's President Gustavo Petro, former Marxist guerrilla and country's first leftist leader?
A victory for Trump's 'FAFO': How the White House strong-armed one-time close ally Colombia over immigration
Colombian leader quickly caves after Trump threats, offers presidential plane for deportation flights
Marco Rubio heading to Panama on first trip as secretary of state: 'We won't continue to ignore the region'
Details of Venezuelan opposition leader's possible arrest remain unclear amid Maduro inauguration resistance
House Republicans introduce bill to repurchase Panama Canal after Trump raises concerns of Chinese control
Panama Canal CEO denies Trump claim that China in control, says end of Carter neutrality treaty means 'chaos'