Questions: About Grace, Steve & Olaf, MSNBC’s Move, NBC’s Burbank Bureau…

Have answers, or more questions? Drop them in the tip box…

> Has Nancy Grace been approached about hosting a crime and justice radio talk show?…

> An e-mailer asks: “What’s the latest on Steve Centanni and Olaf Wiig? When and where do they go back to work?…”

> Is Good Morning America losing three important behind-the-scenes staffers? According to a tipster, “the head of live ops, the production manager, and head of the tape office are all leaving…”

> What does this tipster mean?: “Just wait until the next on-air shuffle at Fox News. It’s going to blow you away…”

> Why are the rumors continuing to swirl about MSNBC’s move to 30 Rock and Englewood Cliffs?…

> What’s Robert Dembo up to? Is NBC making moves in its Burbank bureau — perhaps something along the same lines as Dallas?…

> And here’s a final question from a snarky e-mailer: “Lou Dobbs never shuts up about broken borders. Why doesn’t he just quit CNN and build a fence?…”