Two Los Angeles residents were surprised this Sunday by masked thieves, who tied them up with cable ties while committing a home invasion and robbery, authorities reported.

The The incident occurred shortly before 6:00 a.m. in the 1900 block of Mathews Avenue in the Redondo Beach area, where a large police presence was reported while the investigation was carried out.

Initially, the police activity was not for a home invasion and robbery, but for an incident related to a firearm.