NBC Nightly News Broadcast (Full) – February 4th, 2021 | NBC Nightly News

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Johnson & Johnson asks FDA to authorize Covid vaccine, one-on-one with WH chief of staff Ron Klain, and growing outrage over video of maskless people at Florida grocery store.

Watch “NBC Nightly News With Lester Holt” at 6:30 p.m. ET / 5:30…