Raiders TE David Ausberry will undergo a procedure on his knee

Raiders tight end David Ausberry will undergo a procedure on his knee,  according to ESPN.com.

The Oakland Raiders’ training camp has claimed its first casualty as tight end David Ausberry, listed at No. 1 on the depth chart, will undergo an unspecified procedure on an injured knee Wednesday and “may be out for a little while,” according to coach Dennis Allen.

There’s no timetable for Ausberry’s return at this point.