Categories Articles Political polarization in U.S. may be reaching an irreversible ‘tipping point’ Post author By crystalg Post date December 19, 2021 Study Finds Tags ‘irreversible’, point, Polarization, Political, Reaching, Tipping, U.S. ← Sen. Elizabeth Warren tests positive for COVID-19 → ‘Spider-Man’ Smashes Pandemic-Era Record With $253 Million Debut