K.C. Jones has passed away at the age of 88.
Jones won the NBA championship in eight of his nine NBA season with the Boston Celtics.
Jones also won two titles as head coach of the Celtics in the 1980s. Jones also won one title as an assistant coach with the Celtics and another as an assistant coach with the Los Angeles Lakers.
Jones starred alongside Russell at the University of San Francisco, winning back-to-back NCAA titles in 1955 and '56.
Via ESPN