Overnight, protesters forcibly storm the Argentine embassy in Santiago and set it on fire because of the Argentine government's support for President Sebastián Piñera. Ambassador José Octavio Bordón is unharmed and now considering moving the embassy.
Democratic Illinois Governor Rod Blagojevich is arrested by Federal Bureau of Investigation agents at his Chicago home, amidst allegations of corruption and pay-to-play regarding the replacement for United States President-elect Barack Obama in the Senate.
Argentinians go to the polls to elect a president for the first time since the December 2001 economic collapse provoked street riots that unseated four presidents in two weeks. Carlos Menem beats fellow Peronist Néstor Kirchner in the first round of voting, but the closeness of the vote necessitates a runoff vote scheduled for May 18. Other candidates included former economy minister Ricardo López Murphy, former caretaker president Adolfo Rodríguez Saá, and lawmaker Elisa Carrio.