NBC says Tamron Hall is joining the third hour of the "Today" show as a co-host.
She will supplement a team already comprising Al Roker, Natalie Morales and Willie Geist.
A regular "Today" show fill-in host, Hall has recently interviewed Hugh Jackman and Mariah Carey. She is also the anchor of MSNBC's "NewsNation." She joined MSNBC in 2007.
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She is the host of Investigation Discovery's "Deadline: Crime with Tamron Hall" and TLC's "Sister Wives."
"Today" executive producer Don Nash said Hall brings "wit, enthusiasm and a keen sensibility" to the team.
The third hour of NBC's "Today" airs at 9 a.m. Eastern.