https://www.siliconvalley.com/2021/04/17/the-johnson-johnson-shot-was-a-godsend-for-the-most-vulnerable-now-some-worry-it-is-hindering-efforts-to-vaccinate-them/

Reymundo Espinoza and his team were gearing up to administer 100 Johnson & Johnson COVID-19 vaccines to homeless downtown San Jose residents this week when news broke about possible blood clots associated with the shot.

“We had to cancel because they told us to not provide Johnson & Johnson,” Espinoza, CEO of Gardner Health Services, said.