Washington Post
The letter didn't reference the Juan Williams firing specifically, but NPR staffers tell Paul Farhi the timing and tone suggested it was sent after Williams' termination. "We're taking extra precautions," says an NPR spokeswoman. "We're being more aware of who's entering the building" and generally being more vigilant.
> Williams says he's still emotionally "roiled" by the firing
> Jon Friedman: "Williams has emerged as a sympathetic figure"