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?
The longtime newscaster said he would leave the daily news show at the “start of summer.” NBC did not immediately name a ...
Lester Holt is signing off at "NBC Nightly News." Holt, 65, is stepping down as anchor of the nightly news program after a ...