By DENISE LAVOIE Associated Press Shannon Dunn has to report to her job this week as a cafeteria manager at an elementary school in Baton Rouge, Louisiana, but she has no idea what she will do when her daughter starts kindergarten with online-only instruction. With a new school year beginning this week in some states, Dunn, like many other working parents, is struggling to balance her job with her child's schoolwork as the coronavirus pandemic continues to cause upheaval around the country. The death toll in the U.S. has reached about 155,000, and cases are rising in numerous states. Dunn's […]