By Richard Horgan Los Angeles (Knewz) — A small portion of Americans admits they are unvaccinated, but the same group said they have no problems going to large, public gatherings. The findings were part of a Pew Research Center survey of 10,237 U.S. adults about the COVID-19 pandemic. It offers a fascinating window into the minds of the unvaccinated. About 20 percent of respondents indicated they are not vaccinated. When it comes to attending an indoor sporting event or concert, their level of comfort is intriguingly twice that of vaccinated adults, 62 percent to 37 percent. Similarly, the unv…