As Secretary of State Marco Rubio travels this week to Peru, its growing economic ties to China have raised tensions with the U.S., but show no signs of reversing course.

As Secretary of State Marco Rubio travels this week to Peru, its growing economic ties to China have raised tensions with the U.S., but show no signs of reversing course.

The Chancay megaport dispute sits with Peru's Constitutional Tribunal, and US pressure has not changed who operates the Chinese-built terminal.