It isn’t a done deal since it wasn’t on their Tuesday agenda, but county commissioners could decide at their March 19 meeting about closing the county library on Saturdays.Dawson County Public Library Director Angie Martinez went before commissioners to ask about keeping the library open five days a week instead of six.Excluding closures for holidays, special programs and staff development days, the library is open from 9 a.m. until 5:30 p.m., Monday through Friday, and from 9 a.m. until 12:30 p.m. on Saturdays.Martinez, who’s been with the library for 17 years, doesn’t know when Saturday library hours began. It started ...