Posted September 21, 2020 https://www.washingtonpost.com/local/education/chirping-smoke-detectors-at-students-home-were-disrupting-virtual-classes-now-firefighters-are-helping-to-fix-them/2020/09/21/eb3f37e4-f9f0-11ea-be57-d00bb9bc632d_story.html?fbclid=IwAR1-rPHEo4ImaH02Rv_NoZuJiCYldLM14Y-4_lqtMyfAJyS-4Y1yvR1Cc74#comments-wrapper