Owen Ray was one of two students who were arrested in Denmark after an alleged altercation with an Uber driver. Both students are no longer in custody, but say their passports have been confiscated.

"We were both just very shocked about the fact that we were being arrested over this incident," Owen Ray told "Good Morning America" hours after being released.

Two U.S. citizens were detained while visiting Denmark on their college spring break, according to an attorney representing the family of one of the young men.

Owen Ray and his friend, who hasn't been publicly named, were detained at the Copenhagen airport one day after a dispute with a rideshare driver, his family attorney says.

Two American college students have been detained in Denmark since March 31 following a dispute with a rideshare driver, an attorney for one of the affected families told ABC News.

One of the oldest buildings in Copenhagen, Denmark, that was built in the 17th century has become engulfed in flames as rescue efforts are underway to salvage artwork.

Sixteen more were injured, police said.