The shooting prompted a complete lockdown of the campus and deployment of hundreds of police officers as well as federal agents.
School teachers and friends of Mainak Sarkar, the Indian-American gunman, who shot dead his wife and his former professor at the University of California, Los Angeles before turning the gun on himself, described him as a reserved but friendly person.
The Indian American gunman, who killed a University of California Los Angeles professor before killing himself, had also murdered his wife and planned to kill another faculty member, police said.
Mainak Sarkar, the man who carried out a murder-suicide at University of California's Los Angeles campus left a "kill list" at his Minnesota home that led authorities to find a woman's body.
"We have not been able to determine any trigger event that would lead to this or the murder of his wife," Captain William Hayes of the Los Angels Police Department said.
Ranbir Singh Shergill, 18, was arrested this weekend and has been ordered held.
Life Insurance Corporation of India (LIC) on Friday got its first female managing director and another new MD.
Roy joined the largest insurance company in the country in 1981.