What to know as Brazil prepares for tense presidential run-offWorldOct 23 at 10:44 AM – Oct 23 at 8:00 PM3 outletsAl Jazeera EnglishWhat to know as Brazil prepares for tense presidential run-off seen Oct 23 at 11:03 AMPBS NewsHourBrazil's high-stakes presidential runoff could reshape country's future seen Oct 23 at 8:00 PMUPIBrazil's presidential runoff puts AI, deepfakes, Meta under scrutiny Oct 23 at 10:44 AM