Carlos Barria / ReutersU.S. newsTwo officers shot during Louisville protests over lack of charges in Breonna Taylor's death'Ashamed of this decision': Backlash toward Kentucky AG grows after no charges filed in Breonna Taylor's deathBreonna Taylor's supporters disappointed only 1 of the officers involved was charged
Mandel Ngan / AFP - Getty Images2020 ElectionTrump again refuses to commit to peaceful transition of power if he loses to BidenAs Americans worry about mailed ballots, most states now offer a way to track them
Chandan Khanna / AFP via Getty ImagesCoronavirusSecret, powerful panels will pick Covid-19 vaccine winners. Can they be trusted?Top adviser steps aside from FDA COVID-19 vaccine reviews over potential conflict
David Paul Morris / Bloomberg via Getty Images fileCoronavirusCalifornia's Bay Area could make remote work mandatoryCalifornia bans sale of gas-powered cars by 2035
Tom Merton / Getty ImagesHealth news'Brain-boosting' supplements may contain unapproved drugs, study says
Andrew Toth / Getty ImagesAndrew Toth / Getty Images fileOUT Pop CultureDwyane Wade and Gabrielle Union celebrate 'wildly inspiring' trans daughter
interactiveHow could Biden win a swath of red states? Take a look, and turn the electoral map upside down
Chelsea Stahl / NBC NewsanalysisDemographic shifts since 2016 could be enough to defeat Trump. But it's complicated.