News Reporter

The marshal suspected that Caitlin Armstrong had used her sister's passport to flee. Christy Armstrong later emphasized to authorities she did not give her sister the passport. She has never been charged with any crime related to this case. Marshals Amir Perez and Damian Fernandez arrived in Costa Rica a month after Armstrong.

Although they would have help from the Costa Rican authorities and U.S. State Department officers on the ground, they knew finding Armstrong was going to be a big challenge.

Although they would have help from the Costa Rican authorities and U.S. State Department officers on the ground, they knew finding Armstrong was going to be a big challenge.

Although they would have help from the Costa Rican authorities and U.S. State Department officers on the ground, they knew finding Armstrong was going to be a big challenge.

The marshals wouldn't tell us exactly how their intelligence gathering worked, but they believe that Armstrong had intentions of becoming a yoga instructor. Their team back in the States had managed to track down the phone number for an American businessman who they believed had connected with Caitlin Armstrong at some point.

The marshals wouldn't tell us exactly how their intelligence gathering worked, but they believe that Armstrong had intentions of becoming a yoga instructor. Their team back in the States had managed to track down the phone number for an American businessman who they believed had connected with Caitlin Armstrong at some point.

The marshals wouldn't tell us exactly how their intelligence gathering worked, but they believe that Armstrong had intentions of becoming a yoga instructor. Their team back in the States had managed to track down the phone number for an American businessman who they believed had connected with Caitlin Armstrong at some point.

Armstrong had cut her hair and changed its color. The businessman told them where they might find her.

Armstrong had cut her hair and changed its color. The businessman told them where they might find her.

Armstrong had cut her hair and changed its color. The businessman told them where they might find her.

This is Hakko, a popular tourist destination known for its nightlife and its beaches, and the perfect place to hide. It was the marshals' first real tip, so they rushed out here. They canvassed the area, combed through hours of surveillance video, but could not find a single sign of Caitlin Armstrong anywhere. It was a bust.

This is Hakko, a popular tourist destination known for its nightlife and its beaches, and the perfect place to hide. It was the marshals' first real tip, so they rushed out here. They canvassed the area, combed through hours of surveillance video, but could not find a single sign of Caitlin Armstrong anywhere. It was a bust.

This is Hakko, a popular tourist destination known for its nightlife and its beaches, and the perfect place to hide. It was the marshals' first real tip, so they rushed out here. They canvassed the area, combed through hours of surveillance video, but could not find a single sign of Caitlin Armstrong anywhere. It was a bust.

But the Marshalls had one more solid lead that would take them to a one-street town called Santa Teresa.

But the Marshalls had one more solid lead that would take them to a one-street town called Santa Teresa.

But the Marshalls had one more solid lead that would take them to a one-street town called Santa Teresa.

One month after Caitlin Armstrong disappeared, the US Marshals were in hot pursuit of her in another area of Costa Rica. A source had suggested she might have gone to a small village on the Pacific coast. The Marshalls took a ferry like this one to reach a remote peninsula. Once there, they drove by car through those mountains to the tiny town of Santa Teresa.

One month after Caitlin Armstrong disappeared, the US Marshals were in hot pursuit of her in another area of Costa Rica. A source had suggested she might have gone to a small village on the Pacific coast. The Marshalls took a ferry like this one to reach a remote peninsula. Once there, they drove by car through those mountains to the tiny town of Santa Teresa.

One month after Caitlin Armstrong disappeared, the US Marshals were in hot pursuit of her in another area of Costa Rica. A source had suggested she might have gone to a small village on the Pacific coast. The Marshalls took a ferry like this one to reach a remote peninsula. Once there, they drove by car through those mountains to the tiny town of Santa Teresa.

But when they finally arrived, they ran into an unexpected problem. If you get to Santa Teresa, was it easy to identify her there from the other people that were there?