Dr: Fauci: "good chance" vaccine is ready by the end of 2020; Historic NASA/SpaceX launch scrubbed due to weather; Floyd's family & Minneapolis mayor call for 4 fired officers to be charged with murder

Any minute: final weather call for NASA/SpaceX launch; U.S. nears 100,000 coronavirus deaths; Fauci: a second wave is not inevitable; Dr. Fauci: wearing a mask shows "respect for another person"; Washington D.C. to start reopening on Friday with restrictions; CA Gov. Newsom: we're still not through the "first wave"; Trump in Florida as historic SpaceX launch scrubbed due to weather; Trump escalates Twitter fued, claims he will shut down social media platforms; Trump expected to make comments in wake of scrubbed launch; Experts: drugmakers conducting "science by press release"; 10 vaccines are currently in human trials around the world To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices