Article Photos: Bachelet announces presidential bid in Chile 3/7

Supporters of Chile's former President Michelle Bachelet receive instruction from a police officer on where they can stand to see Bachelet's return, outside the Arturo Merino Benitez International Airport in Santiago, Chile, Wednesday, March 27, 2013. Bachelet returned to the South American country after ending a two-year stint heading the U.N. women's agency in New York. She landed in the capital Wednesday amid wide speculation she'll run for president again this year. (AP Photo/Luis Hidalgo)