SAN JOSE, Calif. – A Santa Clara Valley Transportation Authority employee shot and killed nine of his co-workers on Wednesday morning at one of the agency’s rail yards in San Jose before shooting and killing himself, according to officials in San Jose.

Stephanie Jayne, right, hugs a friend at a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

Family members of shooting victim Timothy Romo embrace during a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

Guadalupe Morales holds a sign at a vigil at the City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

Diana Carreras places flowers at a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

People gather at a memorial outside City Hall in San Jose, Calif., Thursday, May 27, 2021. A day earlier, a gunman killed multiple people at a Valley Transportation Authority rail yard.

Valley Transport Authority employees attend a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in remembrance of the multiple people killed when a gunman opened fire at a rail yard the day before.

People gather at a memorial outside City Hall in San Jose, Calif., Thursday, May 27, 2021. A day earlier, a gunman killed multiple people at a Valley Transportation Authority rail yard.

People attend a memorial outside City Hall in San Jose, Calif., Thursday, May 27, 2021. A day earlier, a gunman killed multiple people at a Valley Transportation Authority rail yard.

San Jose Mayor Sam Liccardo speaks at a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

Gwilu Steven places a candle at a memorial outside City Hall in San Jose, Calif., Thursday, May 27, 2021. A day earlier, a gunman killed multiple people at a Valley Transportation Authority rail yard.

A man wipes a tear from his face at a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

A man looks at a memorial at City Hall in San Jose, Calif., Thursday, May 27, 2021, in honor of the multiple people killed when a gunman opened fire at a rail yard the day before.

People attend a vigil at City Hall in San Jose, Calif., Thursday, May 27, 2021, in remembrance of the multiple people killed when a gunman opened fire at a rail yard the day before.
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Members of a union representing Valley Transportation Authority workers were meeting when the shooting began, San Jose Mayor Sam Liccardo said, but it’s not clear the meeting was related to the attack.
The shooting took place in two buildings and killed employees who had been bus and light rail operators, mechanics, linemen and an assistant superintendent over the course of their careers. One had worked for the agency since 1999.
>> Related: San Jose shooting: At least 10 people dead, including shooter; victims identified
Here’s what we know about the victims:
The Associated Press contributed to this report.