U.S. nears 100,000 coronavirus deaths, a tragic milestone experts say could have been avoided; CDC data shows 65+ are 80% of deaths but only 22% of cases; New York Stock Exchange partially reopens; Merck announces it is working on two potential vaccines; CDC: Antibody tests might be wrong half the time; 17 states trending up in cases; 13 are flat; 20 trending down; Trump mocks Biden for wearing a mask as U.S. approaches 100,000 deaths; GOP governors plead with residents not to politicize face masks; Poll: 67% of Americans want President Trump to wear a mask; Consumer advocates say airlines are playing games to avoid paying refunds, issue vouchers instead; CNN goes inside Brazil’s hardest hit city, where mass graves hold suspected coronavirus victims; NHL: Season will resume with 24-team playoff but not before July 31st;