A soldier in a parked military vehicle is offered yellow flowers by opposition protesters outside Navy headquarters in Brasilia, Brazil, Tuesday, Aug. 10, 2021, after parading by the Planalto presidential palace. A military convoy paraded by the palace on Tuesday, the day of a key congressional vote on a constitutional reform proposal supported by President Jair Bolsonaro that would add printed receipts to some of the nation???s electronic ballot boxes. (AP Photo/Eraldo Peres), APTOPIX