By AJ Karolczak

CHICAGO (CBS) — All eyes are on the Inland Regional Center in San Bernardino, California after reports of at least 20 people shot. Here are three key details to know about the location of the shooting.

1. Serving the disabled

The Inland Regional Center is a non-profit organization serving people with developmental disabilities. According to its Facebook page, the center works to “eliminate barriers for individuals with developmental disabilities and their families so they can closely live a typical lifestyle.” The organization serves people of all age groups by offering different support based on need and age.

2. Holiday party yesterday

The center’s most recent posts on social media show a joyous holiday party held just yesterday. On both Twitter and Facebook the center posted photos of Santa meeting with some of the guests.   

3. Details about the staff and people they serve

The Inland Regional Center employees nearly 670 staff members and provides assistance to more than 30,000 individuals in Southern California, according to its Facebook page. The complex is spread across multiple buildings.