SAN LEANDRO, Calif. (KRON) — The San Leandro Police Department is investigating a shooting that took place outside the Kaiser campus located at 2500 Merced Street. The shooting occurred just before noon, according to an alert sent by SLPD.

Certain portions of the hospital are on “lockdown” as a precaution so police can collect evidence, the alert states. Police emphasized that this is not an active shooter situation.

A guard with GardaWorld security was at the Kaiser Hospital in San Leandro collecting money, according to police. As the guard was leaving the hospital, a suspect shot him in the torso and stole the money bag. The guard is reportedly in critical condition. Police say the guard is a 60-year-old man who has been with GardaWorld for almost 40 years.

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Police say that multiple witnesses saw the incident, and SLPD is investigating. At this time, police are reviewing surveillance footage and other videos gathered from the scene.

Police say that one suspect is currently at large. SLPD does not know if more suspects were involved.

This is a developing story. Please stick with KRON4 for updates.