Prosecutors allege a U.S. veteran was part of a group wielding machetes and fake guns when they stormed North Korea's embassy in Madrid and tied up and beat officials inside.
Spain is seeking to extradite Christopher Ahn, who was denied bond during a court hearing in Los Angeles on Tuesday.
Court papers say Ahn, a U.S. Marine veteran, was one of seven dissidents who put bags over some of the shackled workers heads. The documents allege the hostages were held for hours as the group stole computer equipment and a cell phone.
Prosecutors say Ahn's co-defendant, Adrian Hong Chang, knocked on the embassy's door Feb. 22 and asked to speak to a specific official. Court papers say after he was let inside, Hong opened the door and let in other members of the group, including Ahn.
A U.S. Marine veteran suspected of involvement in a mysterious dissident group's February raid on North Korea's embassy in Madrid has been denied bond by a federal judge and must stay in custody.
Christopher Ahn appeared in a Los Angeles courtroom on Tuesday.
The charges against Ahn haven't been made public. Judge Jean Rosenbluth denied a defense request to keep court documents sealed but didn't immediately release them, saying she wanted another look.
Ahn has been in custody since his arrest Friday.
Spain is seeking his extradition.
An international arrest warrant was issued for him in connection with the Feb. 22 raid, during which a Spanish judge says embassy staff were shackled and gagged and computers were stolen.
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