How Santa Rosa, a shape-changing island in the Amazon, became the center of a border dispute between Peru and Colombia

In the heart of the Amazon Basin, where the borders and cultures of Peru, Colombia and Brazil converge, a tiny, shape-shifting island has become the unlikely setting for a diplomatic tug of war.

​ In the heart of the Amazon Basin, where the borders and cultures of Peru, Colombia and Brazil converge, a tiny, shape-shifting island has become the unlikely setting for a diplomatic tug of war. Read More Breaking News, Latest News and Videos | CNN