Krise Transportation, a school bus transportation company based in Punxsutawney, will lay off 70 employees in Mifflin County by the end of June. Fifty of those layoffs will affect workers at the Lewistown location, with 20 others at the Milroy site. The company currently services 30 school districts across Pennsylvania. Despite the layoffs however, Krise is still hiring school bus drivers, with job openings listed on its website.