Witnesses offer possible insight into Gabby Petito’s last days.

Investigators are using witnesses and social media to attempt to piece together Gabby Petito’s final days. CNN’s Amara Walker reports. #CNN #News

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Parents upset over mask mandates attack school board chair's child online.

Parents upset over mask mandates attack school board chair's child online.

Chris and Kelsey Waits describe the the ugliness that followed Kelsey's unsuccessful race to be re-elected as chair of her school board in Hastings, Minnesota. #CNN #News

Trump's defense secretary files lawsuit against DoD over memoir censoring.

Trump's defense secretary files lawsuit against DoD over memoir censoring.

Former Secretary of Defense Mark Esper says Americans deserve an ''unvarnished'' look at the ''tumultuous'' Trump administration as he sues Pentagon over book redactions. CNN's Jake Tapper has the exclusive interview. #CNN #News

'Too early to tell': Fauci discusses severity of Omicron variant.

'Too early to tell': Fauci discusses severity of Omicron variant.

CNN's Jake Tapper discusses the Omicron coronavirus variant with Dr. Anthony Fauci, who reiterated the importance of Americans getting vaccinated and receiving booster shots. #CNN #News

Biden on Omicron: We're going to fight and beat this variant.

Biden on Omicron: We're going to fight and beat this variant.

President Joe Biden delivers three messages to Americans as a growing number of countries report cases of the Covid-19 variant called Omicron. #CNN #News #Covid-19 #Biden

Fox News suggests Democrats invented Omicron variant.

Fox News suggests Democrats invented Omicron variant.

As the country waits to see the potential impact of the Omicron Covid-19 variant, Fox News and Republican lawmakers are already suggesting that the variant is a political ploy by Democrats. CNN’s John Berman, S.E. Cupp, and John Avlon discuss. #CN...