The newly approved Johnson and Johnson COVID-19 vaccine is beginning to arrive in Virginia this week, and locally, Henrico and Richmond seniors will have their first opportunity March 8 to receive the only one-dose vaccine available. Richmond and Henrico Health Districts officials announced Wednesday that the second of their three planned mass vaccination events (the others will be March 6 and 10) will feature the new vaccine. The other two events will feature Pfizer’s vaccine. But because there is skepticism among some people who don’t want to take the Johnson & Johnson vaccine – which has a slightly lower efficacy...