Cynthia McFadden, the TV-news veteran whose career has taken her from co-anchoring ABC News' "Nightline" to a senior perch on NBC News' investigations team, is stepping away from broadcast journalism.

“They destroy people,” Grossberg tells NBC’s Cynthia McFadden in an interview to air Thursday on NBC Nightly News. “I realized that the answers that they wanted me to say were putting me ...