Border wall at night
The border all in Otay Mesa at night. Courtesy OnScene.TV

One person was killed and another person was injured after they fell from a 30-foot wall along the U.S.-Mexico border near San Diego, authorities said Tuesday.

San Diego agents discovered two people around 11 p.m. Monday after they fell from the wall, according to U.S. Customs and Border Protection.

Officials said one person was found unresponsive and died shortly after agents arrived on scene. The other person was taken to a hospital for unspecified injuries.

Further details about the victims were not immediately available.

Officials were investigating the accident.