SIngle-dose vaccine tested as US experts say no corners cut. Grand jury in the Breonna Taylor case presents report. Whatcha Watchin' Wednesday. Kris Ankarlo gives an update on the Bobcat Fire. Gavin Newsom to announce a major environmental initiative. Disneyland demands Newsom reopen California them parks. Mark Remillard gives the latest on Johnson and Johnson vaccine trials moving to phase 3. FDA announces they will have to be strict on approving a vaccine for Covid-19. Dads need to give their songs the same nurturing they give their daughters and dad bod fathers perceived to be better parents.