Friday's Heads Up Football news:
- USA Football previewed a Heads Up Football coaches clinic scheduled this weekend that will be hosted by Cincinnati Bengals coach Marvin Lewis.
- Raiders.com reported that Oakland Raiders linebacker Khalil Mack will donate a $1,000 equipment grant to high school with the help of USA Football.
- USA Football reported on how small leagues are quickly seeing the benefits of the Heads Up Football equipment grants.
-- Bill Bradley, contributing editor