San Bernardino Police Chief Jarrod Burguan holds a picture of Alex Alvarado, the man who they believe shot officer Gabriel Garcia. Alvarado was shot and killed by another officer. San Bernardino police officer Gabriel Garcia, 31, is in grave condition after being shot during an altercation early this morning near 19th Street and Garner Avenue Friday August 22, 2014 Garcia's training partner shot and killed the alleged shooter Alex Alvarado, 38.