[1] DeLong is currently the head coach of the girls' basketball team at Saginaw Heritage High School.
In January 1986, she transferred to the University of Michigan in the middle of the basketball season, citing a lack of chemistry with the Notre Dame coaching staff.
[5] Michigan head coach Bud VanDeWege called her a "gym rat," which he described as "a player who likes to pick up a ball and play.
[7] After graduating from Michigan, DeLong, then known as Vonnie Killmer, worked as a school teacher in the Saginaw area.
[9] In 2004, she was hired as the head coach of the women's basketball team at Saginaw Valley State University (SVSU).
[3] Her husband, Greg Killmer, died in a car crash in 2005 while she was travelling with the SVSU basketball team.
She resigned as SVSU's head coach in March 2008, citing a desire to spend more time with her two daughters.
In four years as the head coach at SVSU, she compiled a 35–72 record[7] In 2010, DeLong was inducted into the Saginaw County Sports Hall of Fame.