Soldiers stand guard outside Planalto presidential palace where protesters have projected the word “Impeachment” on the building, as they call for the impeachment of Brazil’s President Dilma Rousseff in Brasilia, Brazil, Monday, March 21, 2016. Brazil’s political turmoil comes as the country prepares to host the Summer Olympics in August while struggling with an economic crisis and an outbreak of the Zika virus, which health experts believe may cause a devastating birth defect in newborns. (AP Photo/Eraldo Peres)