BOULDER, Colo. (AP) - April 8, 2010
The 28-year-old actor entered his plea Thursday in Boulder to felony menacing and third-degree assault.
Bonsall also pleaded guilty to violating terms of probation stemming from a 2007 assault on his girlfriend and was sentenced to five days in a work-release program and 40 hours of community service.
Bonsall had tested positive for marijuana.
His attorney told a judge Bonsall has substance abuse issues.
Bonsall played the youngest son, Andy Keaton, on "Family Ties," starring Michael J. Fox.
