BILLINGS, MT –RiverStone Health is offering two walk-in vaccine clinics forthis season’s strains of flu, COVID-19 or both in the same visit. Monday, Oct. 28, 4-6 p.m. at Laurel Middle School Library, 725 Washington Ave., Laurel. Thursday, Nov. 21, 4-6 p.m. at Huntley Project School, 1477 Ash St.,...