Lisa Welchert, who crashed into a station wagon, killing John Chan, while driving drunk, was sentenced to 13 years in prison for gross vehicular manslaughter while intoxicated.
The murder conviction for Daniel Arzaga, who killed Timothy Koppos in his Alhambra home, and wounded Colleen Koppos and her grandmother Bertha Tate on April 22, 2001, was upheld.
The Arcadia Police Department has filed murder charges against Lisa Melinda Welchert, an alleged drunk driver involved in a fatal accident on Huntington Drive which killed John Chan.
Los Angeles County Supervisor Kathryn Barger offers $20,000 reward in Arcadia investigation into heinous murder of Chyong Jen Tsai, a 76-year-old Arcadia woman, whose body was found on April 9, 2019 in her backyard in 300 block of East Forest Avenue. Her 2005 Lexus RX300 is believed to have been stolen from her home.
The family of John Chan has sued the City of Arcadia, three of its police officers, and Lisa Welchert, the driver of the car that killed Chan last February 9.
Lisa Melinda Welchert was convicted on charges related to an Arcadia traffic fatality on February 9, 1999 that killed John Chan. The police were not held liable.