Nathan Congleton / Stefanholtnbc / NBC / InstagramParentsCongrats, Granddude! Lester Holt's son welcomes 3rd child — see the sweet pics
Joe Scarnici/Getty, Lester Holt/InstagramParentsWatch Lester Holt’s grandson recognize him on TV, say his name for 1st time
lesterholtnbc/InstagramParentsLester Holt shares video 'clapping, not blowing the candles out' on his birthday
