Memorial in San Bernardino marks four years since terrorist attack

Marie Velasco places a rose for her daughter, Yvette Velasco, at a memorial at Cal State San Bernardino on Monday. Yvette Velasco was one of the youngest victims at the mass shooting in San Bernardino four years ago that left 14 people dead and 22 others wounded.  (Allison Zaucha / For The Times)

Erica Porteous speaks about her sister, Yvette Velasco, at the memorial.  (Allison Zaucha / For The Times)

The terrorist attack in San Bernardino took place four years ago.  (Allison Zaucha / For The Times)

A rose for the victims.  (Allison Zaucha / For The Times)

Melissa Levy listens during the memorial service at Cal State San Bernardino.  (Allison Zaucha / For The Times)

Allie Wetzel places a rose for her father.  (Allison Zaucha / For The Times)

Remembering the terrorist attack.  (Allison Zaucha / For The Times)

Family members of Yvette Velasco.  (Allison Zaucha / For The Times)