Earlier, the office of the Santa Clara County medical examiner and coroner had released the names of eight people who were killed in the shooting at a Valley Transportation Authority rail yard.
"I was just shocked because I didn't expect him to do that", she added.
"When our deputies went through the door, initially he was still firing rounds".
San Jose, a city with about 1 million residents, lies at the heart of Silicon Valley, a global centre of technological innovation and home of some of America's biggest tech companies. The San Jose Mercury News and other media outlets identified him as Samuel Cassidy, 57, a maintenance worker at the yard.
Rudometkin's mother, Rose Rudometkin, said her son was "passionate" about his job and said he was a "wonderful son, brother, loving husband, uncle, cousin and friend to many".
This year alone, the San Jose shooting is the 232nd mass shooting to occur in the United States, according to the Gun Violence Archive.More news: British woman dies in Cyprus after AstraZeneca jab
At the White House, President Joe Biden ordered flags to be flown at half-staff and urged Congress to act on legislation to curb gun violence. She believes that led the suspect to take his life. "We lost a good person", Mr Bagga said.
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.
Singh, who was born in India and lived in Union City, Calif., had left at 4 a.m. Wednesday for the transit agency where he had worked for the better part of a decade.
Another man wounded in the attack was in critical condition at Santa Clara Valley Medical Center, spokesperson Joy Alexiou said. He said he had no information about possible explosives inside the structure.
"There are no words to describe the heartache we are feeling right now, especially for his family", Peralez wrote in the post.
Officers never exchanged gunfire with the suspect, Davis said.More news: India's coronavirus death toll passes 300,000
It wasn't immediately clear whether he had obtained the guns legally.
We spoke to an ex-girlfriend of Cassidy. CBS San Francisco says. "Until now." Cassidy started working at the VTA in 2001.
Before going to the rail yard, Cassidy apparently set his house on fire. Public records show Cassidy owned the two-story home where firefighters responded after being notified by a passerby.
A California woman who divorced the now-deceased suspect in 2004 told the San Francisco Chronicle that Cassidy historically complained about other individuals receiving easier assignments at work, including those at the site of the mass shooting.More news: Nine people dead after mountain cable auto falls to the ground