NBC, Lester Holt and Nightly News

Lester Holt revealed his plans to leave "NBC Nightly News." Why is he stepping down as anchor, and who could replace him?
Lester Holt is signing off at "NBC Nightly News." Holt, 65, is stepping down as anchor of the nightly news program after a ...
Lester Holt, longtime anchor and managing editor of "NBC Nightly News," announced Monday he will be stepping away from the ...